Hissing: When threatened, cats expel air sharply by means of their mouths in a particular seem referred to as hissing. Hissing is often supposed as a warning and signifies that the cat is frightened or offended. Terlalu tipis dapat mengakibatkan permukaan berlubang, sedangkan terlalu tebal menimbulkan gelembung atau retak. Gunakan https://www.propanraya.com/kategori/cat-besi