who is sir humphry
davy
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Sir Humphry Davy was a Cornish chemist and inventer ...
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hey!!!
sir humphry Davy is a chemist ,scientist,and inventor
his inventions are
Davy lamp
Arc lamp
Carbon arc lamp
hope this helps u ;)
sir humphry Davy is a chemist ,scientist,and inventor
his inventions are
Davy lamp
Arc lamp
Carbon arc lamp
hope this helps u ;)
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