Q. Asbestos (Solved)
1. Is a natural fibrous mineral substance
2. Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3)
3. Contains iron oxide and alumina
4. All the above
- d. All the above
1. Is a natural fibrous mineral substance
2. Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3)
3. Contains iron oxide and alumina
4. All the above