Henry Cavendish, a young English chemist, discovered that hydrogen is a separate substance in 1766. It was also discovered that hydrogen is found naturally in the atmosphere, and when hydrogen is burned it produces water vapor
Ever since the Big Bang.
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Erosion has been around forever
Rhyolite has probably been around as long as Earth has, or about 4.6 billion years.
since 1980 the independent Canada has been around
Granite has been around for 4 billion years
Around the core of helium that been formed from hydrogen fusion.
Not invented. Natural element, been around as long as the universe has existed.
how long has deforestation been around
As long as guns have been around.
how long has the london eye been around for
As long as So Random has been around.
They have always been around
234 years fool
boner
how long have boxing been around?
No. He discovered hydrogen and oxygen, but those elements have been around since pretty much the beginning of the universe.
The time football has been around for is a long timeFootball has been around for a long time but we do not know how long it has been around
its been around 500 years