ለ) ውጫዊ ሳጥን: ቀዝቃዛ-አንከባሎ ብረት ወጭት: ተዘፍዝፎ phosphating ላዩን, electrostatic የሚረጭ ፀረ-ዝገት (ወይም ከማይዝግ ብረት ድስት)
b) ibhokisi esecaleni: ipleyiti yesinyithi Cold-ezityikitywe, pickling phosphating umphezulu, electrostatic zokutshiza anti-mhlwa (okanye ipleyiti steel stainless)