Zomwe zili ndi zitsulo zolemera kwambiri, zotsika kwambiri za acetaldehyde, mtengo wamtundu wabwino, kukhuthala kokhazikika.
Mapulogalamu
Amagwiritsidwa ntchito kwambiri popanga mabotolo olongedza madzi oyera, madzi amchere amchere, madzi osungunuka, madzi akumwa, zokometsera ndi zotengera maswiti, botolo la zodzoladzola ndi zinthu za pepala la PET etc.
