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Reduction of toxic indoor emissions
Summary
Building material emissions were evaluated for toxicological risks. A Danish system effectively surveys products, leading to mandatory labeling for hazardous substances like solvents and irritants.
Area of Science:
- Environmental Health
- Toxicology
- Building Science
Background:
- Building materials can emit hazardous substances, posing risks to human health.
- A notification system in Denmark aids in surveying toxic substances in products.
- Previous research has identified irritants, allergens, carcinogens, and other toxic agents in emissions.
Purpose of the Study:
- To conduct a toxicological evaluation of emissions from building materials.
- To assess the effectiveness of a national notification system for surveying building materials.
- To identify and quantify hazardous chemicals in common building products.
Main Methods:
- Toxicological assessment of emissions including irritants, allergens, odorous substances, carcinogens, teratogens, and systemic toxicants.
- Utilizing a notification system from the National Danish Inventory of Toxic Substances and Products.
- Analyzing data from approximately 1500 epoxy and polyurethane products (sealants, glues/adhesives, paints/lacquers).
Main Results:
- The Danish notification system effectively surveys building materials and their applications.
- Nearly 1500 epoxy and polyurethane products were analyzed for hazardous content.
- A significant percentage of analyzed products contained substances with risks of irreversible effects, high levels of organic solvents, or irritant properties.
Conclusions:
- Effective surveying of building materials and products is achievable through notification systems.
- Mandatory product labeling is now prescribed for building materials containing hazardous substances.
- This approach aids in mitigating toxicological risks associated with building material emissions.