Hydrogen sulfide readings are measured by parts per billion, or ppB, and are divided by an odor advisory system. One ppB is equivalent to a single drop of water in a 10,000 gallon pool.

FUKUSHIMA—The recent deaths of three hotel workers in the mountains here underscored the dangers of hydrogen sulfide ...

A hydrogen sulfide leak at Pemex's Deer Park refinery near Houston operated by Pemex killed two workers and triggered shelter-in-place orders for nearby residents in October. ExxonMobil's Beaumont ...

The drinking water and air quality around the site of an industrial fire​ in Abington Township are safe, according to test ...

This technology is a membrane for hydrogen recovery from streams containing hydrogen sulfide. The membrane comprises a substrate, a hydrogen permeable first membrane layer deposited on the substrate, ...