How Do Hand Warmers Work? Modern hand warmers are air-activated, meaning they only start working once you open up the packet and oxygen can seep inside. Once that happens, the oxygen reacts with a ...

Remember the urgency at the start of COVID to stock up on hand sanitizer and, stashing any available bottle in your purse, desk, coat pocket and your car’s cup holder? Yeah…we do, too! Whether ...

How effective is it against viruses and bacteria? The labels always read, "Kills 99.99% of Germs!" but does the science of hand sanitizers back it up? Today Reactions takes a closer look at the ...