Siffofin:
1. Kyakkyawan dielectric dukiya
2. Babban ƙarfin injiniya
3. High zafin jiki juriya
4. Kyakkyawan aikin rufewa
5. Chemical, lalata juriya da kuma m.
6. Mai jure wuta
7. Akwai don mutuwa-yanke a kowace al'ada siffar zane
Tare da fasalulluka masu ƙarfi daban-daban, ana amfani da takarda Fish akan abubuwan lantarki, batura, Motors, Transformers, kayan sauti, kayan bugu, abubuwan kera motoci da sauransu, don aiki azaman rufi da maƙasudin rufewa.
A ƙasa akwaiwasu masana'antu gabaɗaya don Takardun Kifi:
Kayan aikin lantarki
Kayan aiki
Daban-daban sassa na mota da kuma abubuwan da aka gyara
Na'urorin lantarki
Fuse bututu
Masu watsewar kewayawa
Gasket
Motar lamba bushings
Masana'antar ginin titin jirgin ƙasa