a) Aerospace, architectural, automobiles, chemical, fasteners, electronic, food handing, foorners & fixes, hardware, jewelry, jawi heerkulka hoose, badda & biyaha badda, qalabka xafiisyada, farmashiyaha, alxanka, iyo saxarka & waraaqaha.

b) Budada birta ah ee khaaska ah waxay bixiyaan iska caabin daxalka, dhamaystirka dusha sare, xidhashada caabbinta, farsamaynta, iska caabinta oksaydhka, waxay baabi'isaa dahaadhka, xoogga heerkulka sare, iyo isku-dhafka hoose ee ballaarinta.

c) Duritaan bir ah qaybo qaabaysan.