{"id":94696,"date":"2026-10-13T12:01:15","date_gmt":"2026-10-13T05:01:15","guid":{"rendered":"https:\/\/mcbifi-bauchemie.com\/giai-phap-cong-nghe-dieu-hoa-dat-tbm-than-thien-moi-truong\/"},"modified":"2026-10-13T14:46:41","modified_gmt":"2026-10-13T07:46:41","slug":"mcu-tbm-soil-conditioning-with-eco-friendly-approach","status":"publish","type":"post","link":"https:\/\/mcbifi-bauchemie.com\/en\/mcu-tbm-soil-conditioning-with-eco-friendly-approach\/","title":{"rendered":"TBM Soil Conditioning \u2013 Optimizing TBM Operations with Eco-Friendly Approach"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"94696\" class=\"elementor elementor-94696 elementor-94688\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-348da211 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"348da211\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-28c9c8fe\" data-id=\"28c9c8fe\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2197440d elementor-widget elementor-widget-text-editor\" data-id=\"2197440d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>In <strong>Tunnel Boring Machine (TBM)<\/strong> tunnelling, the properties of excavated ground directly influence machine performance, face pressure control and overall excavation efficiency. Beyond technical performance, the environmental characteristics of soil conditioning additives and excavated materials are becoming increasingly important in underground infrastructure projects.<\/p><p>With extensive expertise in tunnelling and underground construction, <strong>MC Underground (MCU)<\/strong> provides specialised soil conditioning solutions for TBM applications. In addition to supporting operational efficiency, selected MCU soil conditioning products have undergone environmental testing and assessment in Europe, covering <b>Readily Biodegradable<\/b>, <strong>Water hazard classification<\/strong> and <strong>ecotoxicological properties<\/strong>.<\/p><p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-94732\" src=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/TBM-soil-conditioning.png\" alt=\"\" width=\"960\" height=\"540\" srcset=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/TBM-soil-conditioning.png 960w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/TBM-soil-conditioning-450x253.png 450w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/TBM-soil-conditioning-768x432.png 768w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/TBM-soil-conditioning-600x338.png 600w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/p><h3>Why Is Soil Conditioning Essential in TBM Tunnelling?<\/h3><p>In mechanised tunnelling, particularly with <strong>Earth Pressure Balance Tunnel Boring Machines (EPB TBMs)<\/strong>, controlling the behaviour of excavated material is essential for efficient machine operation and stable excavation conditions.<\/p><p>Depending on the geological conditions, excavated soils may present challenges such as excessive cohesion, poor flowability, high friction or difficulties in material discharge and transportation. These factors can affect excavation efficiency, material handling and the ability to maintain consistent operating conditions.<\/p><p><strong>Soil conditioning<\/strong> involves the application of specialised additives, including foaming agents and other conditioning agents, to modify and improve the properties of excavated material.<\/p><p>When properly selected and applied, soil conditioning solutions can help:<\/p><ul><li><div><div><p>Improve the plasticity and homogeneity of excavated soil.<\/p><\/div><\/div><\/li><li><div><div><p>Support consistent soil behaviour within the excavation chamber.<\/p><\/div><\/div><\/li><li><div><div><p>Reduce friction and minimise adhesion under suitable operating conditions.<\/p><\/div><\/div><\/li><li><div><div><p>Facilitate excavated material discharge and transportation.<\/p><\/div><\/div><\/li><li><div><div><p>Contribute to stable and efficient TBM operation.<\/p><\/div><\/div><\/li><\/ul><p>However, the effectiveness of individual soil conditioning solutions depends on geological conditions, soil characteristics, TBM configuration and actual operating parameters.<\/p><h3>MCU Soil Conditioning Solution \u2013 Combining Technical Performance with Environmental Responsibility<\/h3><p><strong>MC Underground<\/strong> develops specialised chemical solutions and application technologies for mechanised tunnelling, with soil conditioning representing a key area of expertise.<\/p><p>Beyond improving the properties of excavated ground, understanding the environmental characteristics of conditioning additives is an important consideration. During tunnelling operations, these additives may remain in the excavated material transported out of the tunnel. Consequently, biodegradability and potential impacts on soil and aquatic environments are relevant factors in environmental assessments and material management planning.<\/p><p>Selected <strong>MCU soil conditioning products<\/strong> have been tested and evaluated by specialised institutions in Europe, providing technical data to support product selection and appropriate application in accordance with project-specific requirements.<\/p><h3>Readily Biodegradable \u2013 Rapid biodegradability<\/h3><p>Alongside operational efficiency, environmental considerations are receiving increasing attention in <strong>TBM tunnelling<\/strong>, particularly in major underground infrastructure projects with demanding sustainability requirements.<\/p><p><strong>MC Underground<\/strong> offers <strong>advanced soil conditioning solutions<\/strong> designed to combine technical performance with favourable environmental characteristics. Among these, <b>Readily Biodegradable<\/b> is a particularly relevant property when evaluating the environmental profile of selected MCU soil conditioning products.<\/p><p><b>Readily Biodegradable <\/b>is assessed using the internationally recognised <strong>OECD Test Guideline 301 F<\/strong> (Manometric Respirometry Test), which evaluates the biodegradation of substances under defined laboratory conditions. The resulting test data provide a scientific basis for assessing the biodegradation behaviour of the tested substances and contribute to a more informed understanding of their environmental characteristics.<\/p><p><b>Readily Biodegradable<\/b> is an important consideration when selecting soil conditioning additives for TBM applications, particularly where environmental requirements associated with excavated materials must be addressed.By incorporating environmental performance data into the product evaluation process, tunnelling projects can better align technical requirements with responsible environmental management practices.<\/p><p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-94698\" src=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/CertifiedReadilyBiodegradable-e1673475359359-1024x518-1.webp\" alt=\"\" width=\"1024\" height=\"518\" srcset=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/CertifiedReadilyBiodegradable-e1673475359359-1024x518-1.webp 1024w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/CertifiedReadilyBiodegradable-e1673475359359-1024x518-1-450x228.webp 450w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/CertifiedReadilyBiodegradable-e1673475359359-1024x518-1-768x389.webp 768w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/CertifiedReadilyBiodegradable-e1673475359359-1024x518-1-600x304.webp 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p><h3>Water Environment Considerations \u2013 WGK 1 Classification under the German System<\/h3><p>In addition to biodegradability, the potential impact of soil conditioning additives on water resources is an important consideration in TBM tunnelling and sustainable underground infrastructure development.<\/p><p>Selected MCU soil conditioning products have been assessed as <strong>WGK 1<\/strong> (slightly hazardous to water) under Germany&#8217;s Water Hazard Class system (Wassergef\u00e4hrdungsklasse). WGK 1 represents the lowest of the three water hazard classes within the German classification framework. The WGK system is governed by the AwSV, the German Ordinance on Facilities for Handling Substances Hazardous to Water. It provides a regulatory framework for classifying substances according to their potential hazards to water resources.<\/p><p>The classification system is associated with the <strong>German Environment Agency (Umweltbundesamt \u2013 UBA)<\/strong>, with relevant substance classification information accessible through the <strong>Rigoletto<\/strong> database. This established regulatory and technical framework provides an additional reference for evaluating the water-related environmental characteristics of MCU soil conditioning products.<\/p><p>Together with other environmental test results and assessments, such information supports informed product selection, responsible material management and the integration of technical performance with environmental considerations in underground construction.<\/p><p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-94700\" src=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/WGK-1.png\" alt=\"\" width=\"960\" height=\"540\" srcset=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/WGK-1.png 960w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/WGK-1-450x253.png 450w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/WGK-1-768x432.png 768w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/10\/WGK-1-600x338.png 600w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/p><h3>Environmental Performance Evaluated by Specialised European Institutions<\/h3><p>The environmental characteristics of selected MC Underground soil conditioning solutions have been examined through testing and assessment conducted by specialised institutions in Europe.<\/p><p>These evaluations cover different aspects of environmental performance and provide scientific data to support the technical documentation and assessment of the products.<\/p><h4>Hygiene-Institut des Ruhrgebiets \u2013 Germany<\/h4><p>This is a specialized German institute operating in the fields of hygiene, environmental science, and analytical and testing services. Leveraging its in-depth research and testing capabilities, the institute conducts assessments based on established technical methods and standards to generate scientific data for evaluating the properties of products and materials.<\/p><p>For MCU soil conditioning solutions, key testing parameters include <strong>biodegradability, ecotoxicity assessments regarding aquatic<\/strong> and <strong>soil organisms<\/strong>, and c<strong>lassification of aquatic environmental characteristics<\/strong>.<\/p><p>These results help establish a technical basis for evaluating the environmental impact of soil conditioning additives, thereby supporting the selection of solutions tailored to the specific requirements of each project.<\/p><h4>DHI \u2013 Denmark<\/h4><p>Originating in Denmark, this international organization specializes in providing research, consultancy, and technology solutions within the water, environmental, and ecosystem sectors. With expertise in environmental assessment and water resource management, DHI conducts research and supports the resolution of environmental challenges across various industrial and infrastructure fields.<\/p><p>In its assessments of MCU soil conditioning additives, DHI evaluated factors such as <strong>chemical composition<\/strong>, <strong>potential impacts on groundwater and surface water<\/strong>, and <strong>management protocols for excavated materials<\/strong> in tunneling projects. This approach provides an environmental perspective based on real-world application conditions, offering a professional basis for evaluating soil conditioning solutions in projects with strict environmental management requirements.<\/p><p>Test results and assessments from specialized European organizations not only strengthen the scientific basis of the product documentation but also demonstrate MCU\u2019s commitment to the transparency and reliability of technical information. Consequently, customers gain valuable reference data when evaluating soil conditioning solutions for underground infrastructure projects with rigorous standards.<\/p><h3>The Value of Environmental Performance Data in TBM Tunnelling Projects<\/h3><p>In underground infrastructure construction, selecting an appropriate soil conditioning solution involves more than improving the mechanical and handling properties of excavated material.<\/p><p>Project stakeholders must also consider material management, chemical safety and applicable environmental requirements.<br \/>Environmental test data can support project owners, contractors and consultants in several important areas.<\/p><p><strong>1. Evaluation and Selection of Soil Conditioning Additives: <\/strong>Information on biodegradability, ecotoxicity and water hazard classification provides additional technical evidence for assessing product suitability against project-specific requirements.<\/p><p><strong>2. Excavated Material Management: <\/strong>Excavated material containing soil conditioning additives should be assessed and managed according to its characteristics, project conditions and relevant environmental requirements.<\/p><p>Environmental data can contribute to the development of appropriate handling and management strategies.<\/p><p><strong>3. Technical Documentation and Project Compliance: <\/strong>Environmental test reports can serve as supporting documentation when project owners, consultants or other stakeholders request information about the environmental characteristics of soil conditioning additives.<\/p><p><strong>4. Integrating Operational Efficiency with Environmental Management: <\/strong>Considering technical performance and environmental characteristics together provides contractors with a more comprehensive basis for selecting and implementing soil conditioning solutions throughout the tunnelling process.<\/p><h3>MC Underground \u2013 Specialised TBM Soil Conditioning Solutions Backed by German Expertise<\/h3><p>As a specialised business unit of <strong>MC-Bauchemie Group<\/strong>, Germany, <strong>MC Underground (MCU)<\/strong> delivers chemical solutions and application technologies for tunnelling and underground construction. Backed by <strong>more than 60 years of MC-Bauchemie&#8217;s experience<\/strong> in construction chemicals, a <strong>presence in over 50 countries<\/strong> and a global workforce of <strong>more than 3,500 employees<\/strong>, MCU combines international expertise with specialised technical capabilities.<\/p><p>For mechanised tunnelling applications, particularly Earth Pressure Balance (EPB) TBMs, MCU offers a comprehensive portfolio of soil conditioning solutions designed to address varying geological conditions, excavated material properties and operational requirements:<\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Clay and sandy soils:<\/strong> MC-RheoClay\u00ae (with anti-clay-adhesion additives); MC-RheoSand\u00ae and polymers to improve the structure and water retention of excavated soil.<\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Gravel, hard rock, and highly cohesive soils:<\/strong> MC-SolidFoam\u00ae \u2013 a specialized foaming solution to assist with soil conditioning.<\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>TBM start-up phase:<\/strong> MC-ArtSoil\u00ae and MC-StartupFoam\u00ae \u2013 specialized solutions to support the start-up process.<\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Foam control:<\/strong> AFCS (Automatic Foam Control System) to manage the foaming process during operation.<\/li><\/ul><p>MC Underground&#8217;s strength extends beyond its specialised product portfolio. By combining chemical technologies, application expertise and technical know-how, MCU provides integrated soil conditioning solutions to address the diverse geological and operational challenges encountered in TBM tunnelling.<\/p><p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-93649\" src=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/08\/giai-phap-cho-thi-cong-ham-va-khai-thac-mo-3.jpg\" alt=\"\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/08\/giai-phap-cho-thi-cong-ham-va-khai-thac-mo-3.jpg 1536w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/08\/giai-phap-cho-thi-cong-ham-va-khai-thac-mo-3-450x300.jpg 450w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/08\/giai-phap-cho-thi-cong-ham-va-khai-thac-mo-3-1024x683.jpg 1024w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/08\/giai-phap-cho-thi-cong-ham-va-khai-thac-mo-3-768x512.jpg 768w, https:\/\/mcbifi-bauchemie.com\/wp-content\/uploads\/2026\/08\/giai-phap-cho-thi-cong-ham-va-khai-thac-mo-3-600x400.jpg 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/p><p><span style=\"font-weight: 400;\">\ud83d\udccd Contact MC-BIFI for technical consultation and guidance on selecting suitable MC Underground solutions for your geological conditions, TBM configuration and project requirements.<\/span><\/p><p><span style=\"font-weight: 400;\">\ud83d\udcde (+84) 024 3775 5312<\/span><\/p><p><span style=\"font-weight: 400;\">\ud83d\udce9 info@mcbifi-bauchemie.vn<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-44dbd07 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"44dbd07\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-58adcd7\" data-id=\"58adcd7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9f56b37 elementor-widget elementor-widget-heading\" data-id=\"9f56b37\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Frequently Asked Questions<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bbef2d2 elementor-widget elementor-widget-accordion\" data-id=\"bbef2d2\" data-element_type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1971\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1971\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">What does \"Readily Biodegradable\"?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1971\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1971\"><p>&#8220;Readily Biodegradable&#8221; refers to the property of a substance that can be rapidly broken down by microorganisms under standard test conditions, as assessed by international methods such as OECD 301 F.<\/p><p>Environmentally safe: These substances do not accumulate over the long term in soil, water, or the food chain; they help minimize pollution of water sources and aquatic ecosystems and contribute to limiting the risk of environmental persistence.<\/p><p>Readily Biodegradable is a valuable environmental characteristic of interest across various sectors, including detergents, cosmetics, lubricants, chemicals, and industrial additives.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1972\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1972\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">What is OECD 301 F?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1972\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1972\"><p>OECD 301 F (full name: OECD 301F Manometric Respirometry Test) is an international standard test method\u2014part of the OECD Guidelines for the Testing of Chemicals\u2014used to assess the &#8220;ready biodegradability&#8221; of chemical substances in an aerobic aqueous environment.<\/p><p>This method employs manometric respirometry to measure the amount of oxygen consumed by microorganisms during the degradation of the test substance.<br \/>OECD 301 F is widely used to test products such as lubricants, surfactants (found in soaps and detergents), cosmetics, pharmaceuticals, and fuels prior to market release, ensuring compliance with stringent environmental standards (such as the European REACH regulation).<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1973\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1973\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">What is WGK 1?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1973\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1973\"><p>In the context of chemical and environmental safety, WGK 1 is a classification indicating a low hazard to water (derived from the German *Wassergef\u00e4hrdungsklasse 1*).<\/p><p>This classification is part of a system for categorizing substances hazardous to water, managed by the German Environment Agency (UBA). It typically appears in Section 12 or Section 15 of Safety Data Sheets (SDS) for chemicals imported into or exported to the European market (particularly Germany).<\/p><p>The WGK system categorizes chemical substances and mixtures into groups\u2014ranging from *nwg* (non-hazardous to water) and WGK 0 to WGK 3\u2014based on their toxicity to aquatic organisms, biodegradability, and bioaccumulation potential.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-098be2d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"098be2d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-54db60f\" data-id=\"54db60f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-51f6671 elementor-widget elementor-widget-text-editor\" data-id=\"51f6671\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<h4><strong>Discussion with Experts<\/strong><\/h4>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-02bfd35 elementor-widget elementor-widget-wpforms\" data-id=\"02bfd35\" data-element_type=\"widget\" data-widget_type=\"wpforms.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"wpforms-container wpforms-container-full\" id=\"wpforms-93675\"><form id=\"wpforms-form-93675\" class=\"wpforms-validate wpforms-form wpforms-ajax-form\" data-formid=\"93675\" method=\"post\" enctype=\"multipart\/form-data\" action=\"\/en\/wp-json\/wp\/v2\/posts\/94696\" data-token=\"4d30e5e5323c21a9e77feb2ba35e9b4c\" data-token-time=\"1791940151\"><noscript class=\"wpforms-error-noscript\">Please enable JavaScript in your browser to complete this form.<\/noscript><div class=\"wpforms-field-container\"><div id=\"wpforms-93675-field_1-container\" class=\"wpforms-field wpforms-field-name\" data-field-id=\"1\"><label class=\"wpforms-field-label\">Name <span class=\"wpforms-required-label\">*<\/span><\/label><div class=\"wpforms-field-row wpforms-field-medium\"><div class=\"wpforms-field-row-block wpforms-first wpforms-one-half\"><input type=\"text\" id=\"wpforms-93675-field_1\" class=\"wpforms-field-name-first wpforms-field-required\" name=\"wpforms[fields][1][first]\" required><label for=\"wpforms-93675-field_1\" class=\"wpforms-field-sublabel after\">First<\/label><\/div><div class=\"wpforms-field-row-block wpforms-one-half\"><input type=\"text\" id=\"wpforms-93675-field_1-last\" class=\"wpforms-field-name-last wpforms-field-required\" name=\"wpforms[fields][1][last]\" required><label for=\"wpforms-93675-field_1-last\" class=\"wpforms-field-sublabel after\">Last<\/label><\/div><\/div><\/div><div id=\"wpforms-93675-field_2-container\" class=\"wpforms-field wpforms-field-email\" data-field-id=\"2\"><label class=\"wpforms-field-label\" for=\"wpforms-93675-field_2\">Email <span class=\"wpforms-required-label\">*<\/span><\/label><input type=\"email\" id=\"wpforms-93675-field_2\" class=\"wpforms-field-medium wpforms-field-required\" name=\"wpforms[fields][2]\" spellcheck=\"false\" required><\/div>\t\t<div id=\"wpforms-93675-field_4-container\"\n\t\t\tclass=\"wpforms-field wpforms-field-text\"\n\t\t\tdata-field-type=\"text\"\n\t\t\tdata-field-id=\"4\"\n\t\t\t>\n\t\t\t<label class=\"wpforms-field-label\" for=\"wpforms-93675-field_4\" >Message or Email<\/label>\n\t\t\t<input type=\"text\" id=\"wpforms-93675-field_4\" class=\"wpforms-field-medium\" name=\"wpforms[fields][4]\" >\n\t\t<\/div>\n\t\t<div id=\"wpforms-93675-field_3-container\" class=\"wpforms-field wpforms-field-textarea\" data-field-id=\"3\"><label class=\"wpforms-field-label\" for=\"wpforms-93675-field_3\">Comment or Message<\/label><textarea id=\"wpforms-93675-field_3\" class=\"wpforms-field-medium\" name=\"wpforms[fields][3]\" ><\/textarea><\/div><script>\n\t\t\t\t( function() {\n\t\t\t\t\tconst style = document.createElement( 'style' );\n\t\t\t\t\tstyle.appendChild( document.createTextNode( '#wpforms-93675-field_4-container { position: absolute !important; 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