History
Dimethyl sulfate was first discovered in the early 19th century in an impure form. P. Claesson later extensively studied its preparation. It may have been used in chemical warfare.
Read more about this topic: Dimethyl Sulfate
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“The History of the world is not the theatre of happiness. Periods of happiness are blank pages in it, for they are periods of harmony—periods when the antithesis is in abeyance.”
—Georg Wilhelm Friedrich Hegel (1770–1831)
“If man is reduced to being nothing but a character in history, he has no other choice but to subside into the sound and fury of a completely irrational history or to endow history with the form of human reason.”
—Albert Camus (1913–1960)
“A man will not need to study history to find out what is best for his own culture.”
—Henry David Thoreau (1817–1862)