Answer
Karfe na Carbon (SAE 1070-1090) maɓuɓɓugan ruwan raƙuman ruwa suna da sauƙi ga haɓakar hydrogen yayin tsaftacewar acid da lantarki (misali, zinc ko cadmium). Atomic hydrogen $(\ rubutu {H}^+)$ yana yaɗuwa cikin iyakokin hatsi na ƙarfe mai ƙarfi, yana haifar da karyewar karyewa a cikin matsi sosai ƙasa da wurin da ake samu. Don rage wannan, aikin masana'anta dole ne ya haɗa da zagayowar 'baking'. A cewar ASTM B633, dole ne a toya sassa a $375 ^{\circ}F \ pm 25 ^ {\circ}F$ ($ 191 ^ {\circ} C$) na akalla sa'o'i 4 zuwa 24, dangane da taurin (HRC), da wuri-wuri bayan plating (mafi dacewa a cikin sa'o'i 4). Don mahimman abubuwan aminci na kera motoci, injiniyoyi da yawa suna ƙayyadad da platin inji ko bakin karfe mai wucewa don kawar da wannan haɗarin gaba ɗaya.
