Polyester is a category of polymers that contain the ester functional group in every repeat unit of their main chain.
invented by Franz Fischer Hans Tropsch
The Fischer–Tropsch process is a collection of chemical reactions that…
invented by IBM
The IBM 610 Auto-Point Computer is one of the first personal computers, in the…
invented by Xerox PARC
Gary Starkweather, who worked in Xerox’s product development department,…
invented by Viktor Kaplan
The Kaplan turbine is a propeller-type water turbine which has adjustable…
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