coating
Button Battery Coating Lessens Risk If Swallowed
Thousands of small children swallow tiny batteries each year. A new battery coating could protect kids from internal burns and still allow the batteries to work…
Mucus Lets Dolphins Emit Their Clicks
A model of the dolphin vocal apparatus shows that they need a coating of mucus to produce their distinctive sounds. Learn more about your ad choices. Visit mega…
Cool Coating Chills in Sunlight
A thin film coating can chill a vat of water to 15 degress Fahrenheit cooler than its surroundings, by absorbing—and then emitting—the sun's infrared rays. Chri…
