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John Dalton
John Dalton
John Dalton was a great help to modern day chemistry. He was born in 1766 in the small town of Eaglesfield, Cumbria, NW England in the UK. He was a chemist that stated an atomic theory of matter, which is now the theory of modern day chemistry. Besides his theories, he published the first major book of the studies of color blindness; which affected him. The book was published in 1794.
He first stated his theory in 1803: that each chemical element is composed of its own kind of atoms, all with about the same weight. His theory explained why one substance
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