Reels tagged #safety
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Inventions
An airbag inflates in about 30 milliseconds
That is faster than a blink. The bag fires, fills with nitrogen gas and starts deflating again before your head reaches it.
Inventions
Volvo gave the three-point seatbelt away for free
Nils Bohlin's 1959 design was patented, then released to every carmaker at no cost because Volvo judged it too important to keep. It has saved over a million lives.