noun
BAD : People eventually get ill from inhaling the smokes.
GOOD : People eventually get ill from inhaling the smoke.
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Smoke is an uncountable noun: 'The room was full of smoke.'
noun
BAD : People eventually get ill from inhaling the smokes.
GOOD : People eventually get ill from inhaling the smoke.
◆◆◆
Smoke is an uncountable noun: 'The room was full of smoke.'
Longman Common Errors English vocabulary. Английский словарь распространенных ошибок Longman. 2012