L4sBotB to Today I LearnedEnglish • 1 year agoTIL Many hotels including Hilton and Marriott collect guests’ used soaps, scrape the hair and stuff off, then melt them down to make new soaps.www.cnn.commessage-square43arrow-up1226arrow-down16file-text
arrow-up1220arrow-down1external-linkTIL Many hotels including Hilton and Marriott collect guests’ used soaps, scrape the hair and stuff off, then melt them down to make new soaps.www.cnn.comL4sBotB to Today I LearnedEnglish • 1 year agomessage-square43file-text
minus-square@AuxlinkEnglish2•1 year agoThat reply is wrong, surfactants effectively kill many varieties of microbes https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7166552/
That reply is wrong, surfactants effectively kill many varieties of microbes https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7166552/