Hoʻokaʻawale ka mea hoʻokaʻawale integral i ka mea hopu mai ka hana pūnaewele inā loaʻa kahi overload, i hana ʻia, no ka laʻana, e ka uila ma kahi kokoke i ka excretion voltage i ʻae ʻole ʻia i loko o ka ʻōnaehana. Inā hana kēia, e hemo ka papa helu ma lalo o ka mea hopu a noho mau e kau ana mai kahi uea paʻa. Noho paʻa ka pilina honua ponoʻī ma ke kūlana. Hōʻoia kēia hoʻonohonoho ʻana i ka wā e hemo ai ka mea hopu, ʻaʻole hiki i ka laina pilina honua ke komo a i ʻole nā ​​​​ʻāpana weliweli o ka ʻōnaehana luna. He nui ka papa helu a he aniani ma ke kua, no laila e ʻike maʻalahi ʻia ka mea hopu hemahema. Hana ʻia nā kikowaena āpau me ke kila kiʻekiʻe a hoʻopili i ka alumini a i ʻole ke keleawe me ka ʻole o nā pilikia pala.