Malangizo am'mawa a Phthalic anhydride!
Msika wamafuta a phthalate ukuyenda bwino, msika wa naphthalene wa mafakitale ukuyenda pang'onopang'ono komanso mwamphamvu, thandizo la mbali ya mtengo likadalipo, mafakitale ena atsekedwa kuti asamalidwe, zogulitsira zam'deralo zimachepetsedwa pang'ono, kutsika koyambira kumakhala kochepa, malingaliro amsika ndi osamala, ndipo kugula kumangofunika, ndipo akuyembekezeka kuti msika wa phthalic ukhoza kuthamangira mtsogolo.
Nthawi yotumiza: Aug-22-2024