Isopropyl alcohol (IPA; aka 2-propanol, but never “isopropanol”) is a common solvent, reagent, and disinfectant. It is flammable, with a characteristic odor that is similar to ethanol’s, but more ...
Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Stronger is better, ...
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