1.
How much gold is in computers? There is gold on most computer boards.
The parts are usually gold plated so it wouldn't be profitable to collect them (if such a thought crossed your mind), only if you had hundreds of computers stored in your home.
2.
What is a carat? Usually this precious metal can be found in the form of 22 karat or 24 karat.
The carat was originally a unit of mass based on the carob seed used by ancient merchants.
3.
What is the greatest reservoir of gold? The ocean contains about eight times the amount of this precious metal mined up to date.
The downside is that is costs much more to extract it from the ocean bed than the gold itself.
So, the 10 billion tons of precious metal that can be found in the ocean will remain there for at least a couple of years.
4.
What is fool's gold? Fool's gold is in fact Iron pyrites that have the same color and shape as real gold.
Due to this coincidence it has managed to fool hundreds of people that were aiming to find the precious metal.
When the mineral powder of this type of metal is tested by the simple rubbing of porcelain on it, it doesn't change color.
But when testing a fool's gold the same way it actually turns black.
You can only imagine the disappointment.
5.
In what job are gold instruments used? The most uncommon place where one might find people using gold instruments for their daily activities is in the O.
R (operating room, hospital).
Surgeons use gold instruments when performing some types of operations.
What one must bear in mind is the fact that the instruments are not completely made out of this precious metal, they are just gold plated