A commonly used test for determining the potential of certain metals and chemicals for their potential to leach out of an unlined disposal site int...
This is a measure of how poisonous a substance can become over time with repeated exposure. A substance may have low acute toxicity (i.e., little h...
A measure of how poisonous or “deadly” a substance is during initial exposure. A common measuring tool for acute toxicity is LD50 (“lethal dose”), ...
The federal statute (of 1976) that authorized the EPA to track the 75,000 industrial chemicals currently produced or imported into the United State...
An EPA database (available to the public) that contains information on toxic chemical releases and other waste management activities reported annua...
Poisonous substances in the air that come from natural sources (for example, radon gas from the ground) or from manmade sources (for example, chemi...
TSS represents the total amount of solid matter in a representative water sample that is retained on a membrane filter. It includes all sediment an...
The amount of an extremely hazardous substance present at a facility above which the facility’s owner/operator must give emergency planning notific...
A type of polyurethane with notable strength and elasticity that is also less flammable compared to other polyurethane fabrics.