Ngertahké Nggunakké Asid Sulphuric Indust Komposisi Chemical and Propiyusi Sulphuric Acid 3. Aplikasi Industrial Asid Sulphuric 3.1. Asid Sulphuric in Fertilizer Production 3.2. Duhang ing Petroleum Refining 3.3. Utilizating in Metal Processing 3.4. Asid Sulphuric in Manufacture Chemica