There are millions of chemical tanks around the U.S., and experts say it is exceedingly rare for them to fail

Officials said Monday that the worst-case scenario, a massive explosion, had been averted. But it’s unclear how the emergency started in the first place.

Multiple patients who suffered from chemical burns and other injuries were transported to nearby hospitals. Authorities said the implosion posed "no immediate threat to the…

Several injured people have been transported to hospitals to be treated for chemical burns.

A massive chemical tank holding nearly a million gallons of a corrosive liquid imploded and collapsed Tuesday at a Washington paper mill, killing at least one w

There are millions of chemical tanks around the U.S., and experts say it is exceedingly rare for them to fail

A near-miss incident and a deadly chemical accident in a single week have affected thousands and drawn scrutiny to federal rules around risk management at chemical plants