Inventor Phillip W Pratt obtained the patent for his sprinkler system designed to extinguish fires.
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Conjoined twins were successfully separated for the first time.
Norway became the first country in the world where electric cars outnumbered petrol cars.
The Dutch expedition captained by Admiral Van Warwyck first sighted Mauritius.
The fourth great fire of San Francisco happened, destroying a considerable portion of the city.
During the Senate climate crisis task force, climate change activity Greta Thunberg said, 'You're not trying hard enough. Sorry.'
