Liaparo tse tsoang ho moetsi oa Malel Torres (Mane Torress) e beoa ka balune le Aerosol. Ho fumana moaparo kapa, ka mohlala, hempe ea setjha, e fafatsa feela theke 'meleng. O ile a ba le "liaparo tse metsi" lilemong tse 'maloa tse fetileng ka moprofesa Paul Ampenham. "Chesi" ea mofuta oa liaparo ke motsoako oa likhoele tsa k'hothone le polymers. Kamora ho sebelisa seqheka, ho hlokahala hore u eme metsotsoana e seng mekae, ka mor'a moo ke ntho e fetohang ke liaparo tse tloaelehileng. Merero ea moqapi - ho lokolla liaparo tsohle makoleng. Ho ka etsahala hore har'a lisutuk'heise tse haufi le tsa pele, lisutu ea baeti li tla beoa ka liaparo feela, empa hape le libotlolo ka "maqheka".