Xeetu fiil yooyu dañuy faral di boole ay conducteur de përëm, ay oxide magnesium, ay mbusu përëm ak yeneen mbir yu inorganik. Dañu leen di faral di jëfandikoo ci barab yu bari ay mbir yu bari ngir am kaaraange lakk, lu ci melni ay barab yu am loraange yu melni aéroport yi, depot yi, usine chimik yi, mine yu këri kër yi, sàntraalu kuuraŋ nucleaire yi, ak itam-m yu am solo yi ñuy jëfandikoo ngir mëna am seen bopp ak seen moomeel.
Bërab teg.
Fiil yu ndaw yi ci mineraal {0}) ay fiil yu bari, te xeetu model yu wuute ñoo méngoo ak yeneen mbir ak yiñ soxla. Xeetu fiil yu bari yu am ci mine {-reistant yi ñooy:
(1) BBTRZ: Fiil bu am mineraal bu mëna am ràndewu - fiil, bu am flexibilite bu baax, mën nañu ko jëfandikoo ngir defar ay mbir yu am solo te neexa jëfandikoo.
(2) NG/A-BTLY RTTZ: Xeetu fiil boobu dañu koy jëfandikoo ci barab yu soxla flexibilite bu baax, boole ci baña yàq lakk bu baax.
