ehe, isu tine akasiyana emagetsi fenzi huni posvo insulators, yemagetsi fenzi insulator yehuni posvo inowanzo ine yekuzvibata-yekurovera sikuruu tip kana maburi ekusimudza ne screw kana zvipikiri, iyo yekuisa iri nyore kwazvo. ndokumbirawo uone zvinotevera:

yemagetsi fenzi huni posvo insulators ine yekuzvibata-tora sikuruu tip

yemagetsi fenzi huni posvo insulators ine maburi ekumisikidza nesikuru kana zvipikiri.