![Which of the following industries plays a major role in polluting air and increasing air pollution?](https://www.gkseries.com/blog/wp-content/uploads/2021/12/Which-of-the-following-industries-plays-a-major-role-in-polluting-air-and-increasing-air-pollution.png)
Q. Which of the following industries plays a major role in polluting air and increasing air pollution?
- Brick manufacturing industries
- Manufacture of gases industries
- Electrical appliances and electrical goods industries
- All of the above
Answer: All of the above.