And the stainless steel pipes installed in most households easily rust through oxidation. Hence, some builders have been switching to non-oxidizing copper pipes to prevent rust from affecting water quality and safety.
此外，由於目前一般住家多半使用不鏽鋼管的自來水管，容易發生氧化鏽蝕的問題，建築業者改用無氧銅管，不致生鏽，影響水質安全。