It was stumbled upon accidentally in 1938 by a 27-year-old American chemist named Roy Plunkett, while he was trying to develop a non-toxic refrigerant fluid for DuPont, a chemicals company.
它于1938年被一位27岁的美国化学家偶然发现,他的名字叫做 Roy Plunkett,当时他正在为杜邦公司开发一种无毒制冷剂,那是一家化学公司。
But outside of cars, Banks was no airhead. The first in her family to go to college, she was making six figures as a materials engineer at DuPont when a new calling beckoned.