For longer exposures to H2S, the recommended limits are a lot lower. For example, if you’re exposed for up to 24 hours, the ...

Hydrogen sulfide SMAC values will define safe limits for spaceflight crews on future missions and could drive new requirements for monitoring and mitigation of this chemical during spaceflight.

The federal safety guidelines are hydrogen sulfide exposure, according to the agency, are: Occupational Health and Safety ...

Since the end of November, the San Diego Air Pollution Control District has measured hydrogen sulfide levels above the California safety threshold in the Nestor area more than 15 times.

In Cleveland County, Albemarle is draining the old Kings Mountain mine to reopen it and extract the key ingredient for many rechargeable batteries: lithium. The company started drying out the mine ...

The federal safety guidelines are hydrogen sulfide exposure, according to the agency, are: Occupational Health and Safety Administration: limit 20 parts-per-million with a max peak of 50 ppm ...

The rule is: If the eggs smell fine, it’s probably OK to eat them. “As long as the eggs are stored in the fridge, eggs shouldn’t spoil,” said Shelley Balls, a registered dietitian nutritionist for ...

Not all work risks are created equal. That’s why it’s important to have additional plans in place to protect those working in ...