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Research into resistant gun steel shot Harry Brearley permanently into our kitchens

Stainless steel spoon

Harry Brearley was trying to find a way to prevent rust on gun barrels when he accidentally invented something that would revolutionise the world of kitchen cutlery. Fortunately, Brearley was a man who recognised when he had found something valuable.

 

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Teflon

Teflon was invented in 1938 by Roy J. Plunkett, a DuPont chemist. He was experimenting with a coolant (TRE or tetrafluoroethylene) for refrigerators. For some reason, a gas cylinder did not discharge properly,...

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Life-saving superglue

Superglue

Superglue has been around since 1942, when Dr Harry Coover tried to develop a transparent plastic for precision rifles using chemicals known as cyanoacrylates. On contact with moisture, the substance polymerised and stuck all the test materials firmly together. As this was completely unsuitable for precision rifles, cyanoacrylate was discarded.

 

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How to remove a ring that is too tight from the finger

Ring on the finger

Anyone who has ever been in the situation where a ring would not come off their finger because the finger was swollen or the ring had become too tight knows about the panic that strikes. But it doesn't help at all to try to pull the ring off by force, on the contrary, that makes it worse.

Here's what you can do to slip the stuck ring off your finger:

 

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