He had tried not to think of his responsibility for these dangerous and unstable chemicals.

Or it could have been exposure to unstable chemicals, such as solotine.

Unfortunately, the whole plot unraveled when the highly unstable chemicals I'd (allegedly) stuffed into my basement deteriorated and touched themselves off.

Among thousands of containers was a rusty, 4-foot-long cylinder of a highly unstable, lethal chemical called hydrogen cyanide.

We're dealing with some very unstable chemicals.

And the goblins are unconscious, soon to be mind-wiped with some particularly unstable chemicals.

Production of these unstable chemicals is thought to be greater in smokers and in people exposed to chemical carcinogens, ozone or too much sunlight.

The cause of the fire, which burned for 15 hours, has never been determined, although unstable chemicals are the prime suspect.

They made most of their money from making and supplying stannous chloride for mirror makers, delivering the unstable chemical by bicycle across the city.

Sugar is an unstable chemical that loves to oxidize as passionately as sulfur does and in much the same way.