Mokhoa oa ho khetha moetsi oa literaka tse ka tšeptjoang tsa pallet ea motlakase: lekola matla a botekgeniki (kutloisiso ea mokhoa oa ho hloleha), litifikeiti (CE, ISO, UL 583), bokhoni ba tlhahiso (ho hlahloba fektheri), tšebeletso ea morao-rao ea thekiso (metrics e lekantsoeng), le kutloisiso ea boemo. Diding Phahamisa CBDE.