Aside from its unpleasant odor, the toxic gas-a natural byproduct of organic and inorganic wastes-can corrode metal.

FORBES: Germ Warfare

Aside from its unpleasant odor, the toxic gas a natural byproduct of organic and inorganic wastes can corrode metal.

FORBES: Germ warfare

Faced with a potentially toxic mix of crippling public spending and decreasing oil and gas production, Algeria is looking for ways to expand their energy sector into new directions, including a substantial 20 year solar plan.

FORBES: Algeria Takes Solar Steps with Tender and Grand Plans

Tear gas is a generic term for a group of at least 15 toxic chemical agents that disable people by exposing their lungs, skin and eyes to irritants.

BBC: Bahrain authorities 'weaponising' tear gas

Little by little, though, it becomes clear that these silent streets, brooding buildings and a giant, groaning gas works across the way are landmarks of his mind, where the toxic past coexists with the tormented present.

WSJ: Cronenberg's 'Spider' Is Dark, Powerful

He hit on hydrogen sulfide as a potential knockout after watching a television program in 2002 about spelunkers who had to wear respirators when exploring caves filled with the toxic gas.

FORBES: Magazine Article