1, The full form of Er is Engineer. It’s used on Academic & Science ,Academic Degrees in Worldwide
Er is a title used to indicates an approved International ‘Graduate/Professional Engineer’ in different trades/branches.
2, The full form of Er is Erbium. It’s used on Academic & Science ,Chemistry in Worldwide
Erbium (Symbol: Er) is a silvery-white solid metal with atomic number 68.
ER
means
Engineer
Erbium
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