Iridium is a very hard, dense metal that is often found in meteorites. It is the second heaviest naturally occurring element on Earth, after osmium. Iridium is a silvery-white metal that is very resistant to corrosion. It is also very rare, making it very expensive.
Iridium is used in a variety of applications, including:
Iridium is a very rare element.
Noun: iridium (pronounced ih-rid-ee-um).
Adjective: iridium.
Verb: iridize (pronounced ih-rid-uh-zayz).
The word "iridium" comes from the Greek word "ἴρις", which means "rainbow". This is a reference to the fact that iridium can sometimes have a rainbow-like sheen.
The Greek word "ἴρις" is also the root of the word "iris", which is the colored part of the eye.
What can iridium be used for?
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