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Who invented antibiotic?
Alexander Fleming, a Scottish scientist, discovered antibiotics other people perfected his study on penicillin also some people would say that Selman A. Waksman invented it. 1943 American microbiologist Selman A. Waksman (1888-1973) discovered a fungus that produced a powerful antibiotic substance. He named it streptomycin. This was used as medecin and saved many lives
Who invent penicilin?
Alexander Fleming invented the antibiotic called penicillin.
How did people live before airplanes were invented?
Crawling
What did people use before motorcycles invented?
bikes
What did people use before the zipper was invented?
Buttons.
What did people use before couches were invented?
benches
What did people use before dynamite was invented?
pickaxes
Who invented the shoelace?
Shoelaces were invented long before people bothered to keep records of such things.
What people did before the refrigerator was invented?
Before the refrigerator was invented, people used iceboxes, which were essentially big coolers with a block of ice. Even before that, food was preserved by salting, curing, smoking, drying, and canning.
What did people do before hydroelectric generators was invented?
theyusedwinpower theyusedwinpower
What did people use before vehicle were invented?
horses or their feet.
What did people use before backpacks were invented?
Brief case
