Ụdị ọka ọ bụla, ihe mpempe akwụkwọ, ihe mpempe akwụkwọ na ihe na-adịghị mma nke dị ka swiiti, mkpụrụ egusi, ibe, ahụekere, nutlet, mkpụrụ osisi echekwara, jelii, bisikiiti, confect, camphorball, currant, almond, chocolate, filbert, mpi nri, nri dilatant, ngwaike na plastik nwere ike ịtụ ya site na nri ahụ.

Nka nka

1.The amplitude nke vibrator nwere ike akpaaka-gbanwetụrụ n'ihi na ọzọ oru oma-atụ.
2. Ewupụtala ihe mmetụta nha dijitalụ dị elu na modul AD.
3. Enwere ike ịhọrọ ụzọ nkwụsị ọtụtụ na-aga nke ọma iji gbochie ihe na-afụ ụfụ na-egbochi hopper.
4. Usoro nchịkọta ihe na-arụ ọrụ nke ngwaahịa na-erughị eru wepụ, nkwụsị ntụziaka abụọ, na-agụta, weghachi ntọala ndabara.
5. Enwere ike ịhọrọ usoro ọrụ ọtụtụ asụsụ dabere na arịrịọ ndị ahịa.