What is the difference between industries and industry?

i know that -ies means plural, more than one industry. -y's is a possessive-
but why write your industry name as ----- plastic industries,they said that -----plastic industry is not write.plz guide me about that.thanks
Asked Oct 28, 2014

This difference pertains to their scope; a sector refers to a large segment of the economy, while the term industry describes a much more specific group of companies or businesses. A sector is one of a few general segments in the economy within which a large group of companies can be categorized.
Answered Apr 13, 2017
The industry refers to a much more specific group of companies or businesses, while the term sector describes a large segment of the economy.
Answered Jul 09, 2019

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