Hydrogen sulfide readings are measured by parts per ... An odor advisory will be sent to the public with safety recommendations, including staying indoors, closing windows and using air purifiers.

Today, the U.S. Chemical Safety and Hazard Investigation Board (CSB; Washington, D.C.; released a second update on its ongoing investigation ...

Hydrogen sulfide (H2S), a toxic and corrosive byproduct of fossil fuel extraction, poses significant environmental and ...

Although onsen guests are protected by Environment Ministry standards on bathroom hydrogen sulfide concentrations and ventilation, there are no specific safety rules for hot spring workers.

Ammonia and hydrogen sulfide releases also can contaminate air ... Center for Biological Diversity, Center for Food Safety, Don’t Waste Arizona, Environmental Integrity Project, Food & Water Watch, ...