api36INFORMASI PRODUK (PRODUCT INFORMATION) FIRE BRICK SK-36: Nama Produk (Product Name) : Batu Tahan Api Sk-36; Tipe (Type): SK-36; Daya Tahan Suhu (MaxAPI gravity express the gravity or density of crude oil and liquid petroleum products. API is devised jointly by the American Petroleum Institute and the NIST - National Institute of