Glacial acetic acid exudes ib qho aroma zoo li vinegar siv hauv tsev.
Thaum cov ntsia thawv polish tshem tawm feem ntau suav nrog cov tshuaj tsw qab, feem ntau emit ib tug pungent tsw. Lawv yog cov derivatives ntawm benzene thiab formaldehyde, paub txog lawv cov ntxhiab tsw muaj zog.