MCQOPTIONS
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| 1. |
What is meant by Sulphur Shower? |
| A. | Sulphuric acid rain due to air pollution |
| B. | Shower of yellow pollen from conifers in spring |
| C. | An industrial process to treat porcelain with Sulphuric acid |
| D. | Release of hydrogen sulphide from industries |
| Answer» C. An industrial process to treat porcelain with Sulphuric acid | |