Three workers are suing PEMEX for injuries they sustained in the Deer Park refinery last week. Two contractors were killed ...

Sulfur in your water supply is easily recognized by its offensive odor. Hydrogen sulfide gas causes the "rotten-egg" or sulfur water smell. Hydrogen sulfide in water causes no known health effects.

When you think of the periodic table, some elements just have a vibe to them that’s completely unscientific, but nonetheless undeniable. Precious metals like gold and silver are obvious examples ...