The release of toxic volcanic gasses is believed to have led to the death of many animals.
--Details andut leveliof and level of contaminants in air, water, food, and soil, including threat to health from accidental or intentional release of toxic industrial chemicals.
They say threats to the environment include contamination of ground water, brine spills and the release of toxic hydrogen sulfide gas.
Access to the "Birthers Versus Obama Supporters" clinic was closed for repairs because of the release of toxic fumes related to the work being done there.
Dan Bartlett, a spokesman for Mr. Bush, said Mr. Bush's administration had actually added nearly 91,000 acres to the state park system and had significantly reduced the release of toxic pollutants into the air, water and soil.
By contrast the Environmental Protection Agency, the Occupational Safety and Health Administration and the Securities and Exchange Commission regularly make public company-specific data on the release of toxic chemicals, workplace injuries and financial standing.
This year, criminal investigators at the E.P.A. prepared a case related to an uncontrolled release of toxic smoke in 2012 from a Chevron refinery in Richmond, Calif., which sent more than 15,000 nearby residents and workers to the hospital.
One area of concern is the release of toxic metals in acidified water.
The sudden release of toxic contaminants that reach indoor spaces can be hazardous to building occupants.
Moreover, by taking advantage of both nanoconfinement and thermodynamic destabilization, the release of toxic diborane from LiBH4 was successfully suppressed.
Amongst the Industrial hazards, the release of toxic materials is of great importance to risk assessment of chemical industries.
