Question

Vanilla, Onion, or clove can be used as olfactory indicators

Answer 1

$hey$
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You are CORRECT.

Vanilla, Onion, or clove can be used as olfactory indicators.
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Hope it helps

Answer 2

Yes,olfactory sensors in our nose help us to smell various substances.Olfactory indicators are the substances which can be smelled and indicate a type of smell.Vanilla,onion and garlic have strong smell and hence they are olfactory indicators.

Hope this helps buddy...
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