Ethanol is widely used in industrial processing, food production, medical diagnostics, and transportation, but its volatility and potential health risks demand reliable monitoring at low ...

Ammonia (NH3)—the second-most-produced chemical globally—has proven to be highly important in furthering human civilization over the centuries, both in terms of technological capabilities and ...

Three cheap hygroscopic salt solutions on carbon nanotube sensors distinguish nine toxic gases, including warfare agents, without engineered receptor molecules.

Gas detection techniques have a fascinating history, dating back to the 19th century when canaries served as early warning systems for toxic gases in coal mines. When coal emerged as the Industrial ...