1.
| Assertion: | Detergents are made by combining sulphuric acid with a processed hydrocarbon derived from petroleum. |
| Reason: | Detergents have a better cleaning action than soaps. |
2.
| Assertion: | Enzymes, which protects the washing machine from corrosion. |
| Reason: | To stop the detergent powder from caking, sodium sulphate is added. |