If there’s a chemical with a cooler name than “fuming nitric acid,” we can’t think of it. Nearly pure nitric acid is useful stuff, especially if you’re in the business of making rocket ...

A fractional exhaled nitric oxide test (often called a FeNO test) measures the amount of nitric oxide in your breath. It can detect inflammation in your airways. Nitric oxide is a gas in the ...

Police reported that thousands of gallons of nitric acid spilled in Buckeye on Thursday afternoon. According to the National Library of Medicine, nitric acid is "very toxic" when inhaled.

Also crucial is L-citrulline DL-malate, which increases levels of nitric oxide even further. D-aspartic acid supports healthy ...