#chemistryUnmoderated tagAll postsTrendingHotNewPromotedPayoutsz960 in #chemistry • 6 months agoWhy Professional Chemists Avoid eBay and Amazon for Chemical PurchasesSource Professional chemists absolutely DO NOT buy stuff on ebay or amazon. The reason is very simpleduskobgd in #hive-155530 • 10 months agoA walk around the city, through history, through scienceWhen winter comes and the temperature drops below zero, the city's water supply stops supplying H²O to all the fountains and water fountains in the city. 
