Na'urar Kneading Series
Musamman don tsarin bincike iri-iri, manyan makarantu da masana'antu da masana'antar hakar ma'adinai a cikin dakin gwaje-gwaje da gwaji tare da su kuma za su iya dacewa da ƙaramin tsari mai daraja na gwaji.
Nau'o'in: nau'in gama gari, nau'in vacuum.
Halaye: bayyanar waje yana da kyau, tsarin da aka cika da shi, aiki a takaice, yada don motsa kwanciyar hankali. Zaɓi nau'in don Allah a duba agogon siga na p9.
Injiniya: Nau'in gama gari (Y), nau'in hana wuta (YB), nau'in lokaci.
Ku rubuta sakonku anan ku aiko mana