Dhuumaha rasaasta

1.Good caabbinta daxalka, adkaysi u daxalka by sulfur dioxide, 60% hydrofluoric acid, Acetic acid leh diiradda ka yar 80%, iyo 15% in 65% sulfuric acid.Heerkulka ugu badan ee la oggol yahay waa 140 ° C.

2. Si fudud loo rogo, been-abuuro ama alxanka.Si kastaba ha ahaatee, waxay leedahay sifooyin jilicsan, xoog farsamo oo liita, cufnaanta sare, iyo kuleylka kuleylka hooseeya.Haddii loo baahdo, waa in lagu xidhaa tuubooyinka birta si ay u kordhiso caabbinta cadaadiska.Marka la rakibayo, waa in lagu rakibaa weel alwaax ah, ama la geliyo weel ka samaysan tuubooyinka birta ee kala qaybsan ama birta xagasha si looga hortago in ay qalloocdo.