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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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19 abr 1831 ano - In 1831, William Bickford invented the safety fuse, which consisted of yarn woven over gunpowder, then coated in tar to waterproof the fuse. They made the safety fuse to make explosives safer.

Adicionado na linha do tempo:

Data:

19 abr 1831 ano
Agora
~ 194 years ago

Imagens: