Nearly half of the tap water in the United States is contaminated by PFAS chemicals, or per-and poly-fluoroalkyl substances, a recent report alarmed. The U.S. Environmental Protection Agency has ...
For the past 10 years, monitoring ultrapure water (UPW) systems with a legacy standard of 50 nm sensitivity has been successful and efficient. Particle counts at 50 nm are widely used to evaluate UPW ...
Jacob Carnes wades into the cold waters of Elton Pond in East Selah. He walks forward a few feet until the water is almost up to his hips, his neoprene waders keeping him dry and warm. He grabs an ...
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