I-glacial acetic acid, noma i-acetic acid, konakala kakhulu ezindaweni eziphakeme, okuholela ekushiseni okukhulu kwesikhumba kanye nokungaboni, futhi ikhipha amagesi ezonakalisayo abeka izinsongo ezinkulu emgudwini wokuphefumula. Ngokuphawulekayo, izinga lokulimala kwe-acetic acid lincike ikakhulukazi ekugxilweni kwayo.
Imihlahlandlela yamanje ibonisa ukuthi ibonisa ukugqwala okukhulu ngenhla 90% ukugxilisa ingqondo. Izigxivizo kusukela 10%-25% ziyacasula, kodwa noma yiliphi izinga elingaphezulu 25% igunyaza ukusetshenziswa kwezinto zokuzivikela. Ngakho, kusobala ukuthi i-glacial acetic acid ikhonjwa njengeClass 8 into eyingozi.