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/pt/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
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1 jan 1784 ano - Jean-Pierre Blanchard, attempted a dirigible hydrogen balloon, but it would not steer. The invention of the Lavoisier Meusnier iron-steam process,[1] generating hydrogen by passing water vapor over a bed of red-hot iron at 600 °C.

Adicionado na linha do tempo:

2 set 2017
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0
1422

Data:

1 jan 1784 ano
Agora
~ 241 years ago