When Was Penicillin Discovered?
When Was Penicillin Discovered? Penicillin was discovered in 1929 by Sir Alexander Fleming, then a professor and lecturer at the Royal Colle
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Mold
Where Does Mold Come From?
Food that is left in a warm, damp place for several days often becomes covered with a fuzzy patch of mold. Mold is really a tiny, simple liv
How Are Plastics Made?
Plastics are manufactured from chemicals that come from such materials as coal and petroleum. Petroleum, for example, is the source for diff
What Makes Bread Get Moldy?
What Makes Bread Get Moldy? Mold is a type of fungus plant. It does not make its own food, but lives off some of the foods we like to eat. B