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Why is gold's symbol Au?

“Gold's chemical symbol, Au, comes from the Latin word "aurum."”

Reference: Royal Society of Chemistry

What saturation of sulfur dioxide will cause people to cough

Sulfur dioxide is a colorless gas with a suffocating, choking odor. It is toxic to humans and concentrations as low as 8 ppm will produce coughing. Incredibly, in the Odyssey, Homer describes the burning of sulfur (formation of SO2) as a way that homes were 'fumigated'.

How much gold has ever been mined?

All the gold ever mined would fit into a cube roughly 22 meters on each side.

Fact about the prairie dog language

Prairie dogs, those little pups popping in and out of holes on vacant lots and rural rangeland, are talking up a storm. They have different "words" for tall human in yellow shirt, short human in green shirt, coyote, deer, red-tailed hawk and many other creatures.

Another fact

“Gold's chemical symbol, Au, comes from the Latin word "aurum."”

More from this shelf

What saturation of sulfur dioxide will cause people to cough

How much gold has ever been mined?

Fact about the prairie dog language