laboratory. Luckily it was a very humid place. And while he was carrying out experiments with culture plates, a fungus that loves humidity, the penicilium notatum, destroyed one of those culture plates. As he was a researcher, instead of throwing the spoiled culture away, he wondered why that halo of destruction had appeared.. He found the fungus and discovered that this fungus discharged a substance, penicillin. So he started to use this antibiotic in horses at the Jockey Club in London, ...



http://www.youtube.com/watch?v=rwpu2kFAQsc&hl=en

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