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Author
Publisher
Charlesbridge
Pub. Date
[2019]
Language
English
Description
How did a boy from Mexico City become a Nobel Prize-winning chemist who saved our planet? Eight-year-old Mario wanted to learn all he could about chemistry. he examined everything - from rotten lettuce to toothpaste - under a microscope. As an adult, Mario continued studying chemistry - and discovered something scary. CFCs, used in millions of refrigerators and spray cans, were destroying the earth's protective ozone layer. Withough ozone, deadly...