The maintenance work was supposed to be done on a different, isolated piping segment about 1.5m from the flange that was ...

One of the biggest scientific mysteries is where life on Earth started.

The U.S. Chemical Safety Board (CSB) said on Wednesday that 27,000 pounds (13.5 tons) of deadly hydrogen sulfide gas was ...

An odor advisory was was issued Monday weeks after the San Diego County Air Pollution Control District unveiled their new ...

According to the report, contract workers opened the wrong flange, causing a deadly release of hydrogen sulfide.

Odor scrubbers helped reduce the rotten egg smell from sewer lines in Twin Falls this year, but some smells are outside of ...

Air monitoring equipment detected levels of hydrogen sulfide above state thresholds near the Tijuana River Valley.

The stench, described as a "rotten egg" smell caused by hydrogen sulfide, is not just ruining Thanksgiving plans — it’s also ...