Hissing: When threatened, cats expel air sharply through their mouths in a particular audio termed hissing. Hissing is generally supposed as being a warning and means that the cat is frightened or offended. Terlalu tipis dapat mengakibatkan permukaan berlubang, sedangkan terlalu tebal menimbulkan gelembung atau retak. Proses finishingnya adalah dengan https://www.propanraya.com/kategori/cat-besi