Some recipes online use vodka instead of isopropyl alcohol, but most vodkasUsing isopropyl alcohol diluted beyond 91% will result in a weaker hand sanitizer that doesn’t meet the CDC’s 60% benchmark.Alcohol can be hard on your skin, so using aloe is a good way to counteract that effect and keep your hands smooth. If you want to keep things natural, you can use aloe vera gel straight from the plant without worrying about it going bad—the alcohol will act as a preservative.
Spray some of your leftover alcohol into your bottles and let them sit until the alcohol has evaporated. Pour in your sanitizer.You don’t want any accidents where you or anybody else ingests your newly made hand sanitizer. Take the time to label your bottles. Continue living. Updated March 7 at 1 p.m.: This story has been updated to more accurately reflect which concentrations of alcohol will result in hand sanitizer that’s at least 60% alcohol.
Updated March 23rd at 6 p.m.: This story has been updated to more accurately reflect the amount of water in the WHO formulation. The original story resulted in hand sanitizer that was 71% alcohol, and the updated version is now at 75%.Sandra Gutierrez is a Chilean journalist and the associate DIY editor at PopSci. She has previously worked as an editor for MSN.cl, and a reporter for Rolling Stone magazine. She's a self-taught illustrator and a papyrophiliac at heart.
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