Pākuʻi paʻi kanaka: ka hana maʻalahi a pololei, nā hana piha a me nā hana kōkua pūnaewele waiwai.
ʻO ke kaulahao pālua me ka mea calibration e hōʻoia i ka neutrality o nā ʻōmole palahalaha a me ka huinaha.
ʻO ke kāʻei kāʻei elastic kūikawā he paʻakikī me ke kāʻei conveyor koʻikoʻi e hōʻoia i ka kūpaʻa kūpaʻa o ke kaomi ʻana a me ka lawe ʻana.