Bushewa Da Isarwa
Na'urar bushewa tana cire danshi daga kayan cikin sauri da inganci ta amfani da iska mai zafi ko wasu hanyoyin, biyan buƙatun bushewa a cikin samarwa. Injin tsotsa kayan yana amfani da ƙa'idodin matsin lamba don jigilar kaya, sarrafawa, ko adana kayan ta amfani da kwararar iska da fanka ke samarwa, yana ba da mafita mai sauri da dacewa don isar da kayan masarufi kamar sarrafa filastik, sarrafa foda, da kayan granular.