Which of the following are some important pollutants released by the steel industry in India 1. Oxides of sulphur 2. Oxides of nitrogen 3. Carbon monoxide 4. Carbon dioxide Select the correct answer using the code given below.?

Option 4 : 1, 2, 3 and 4

The correct answer is 1, 2, 3 and 4.

• The main pollutants are particulate matter, oxides of sulphur and nitrogen, and carbon monoxide along with high emissions of carbon dioxide.
• Coke (mostly carbon), reacts with the blast air to produce carbon monoxide, which, in turn, reacts with the iron oxide to produce carbon dioxide and metallic iron.

• National Steel Policy 2017
  • ​The National Steel Policy which was released in 2017 aims to attain a steel production capacity in India of 300 MT by 2030.
  • It has a long-term vision to enhance domestic consumption, produce high-quality steel and make the sector globally competitive.
  • The policy’s mission is to create an environment that enables:
    1. Self-sufficiency in the production of steel by giving policy
    2. support and guidance to MSME producers of steel, the private sector, central public sector enterprises and boost sufficient capacity additions.
    3. Development of internationally competitive manufacturing capabilities.
    4. Increase in the domestic demand for steel.
    5. Cost-efficient production and domestic availability of iron ore, coking coal and natural gas.
    6. Investment in overseas asset acquisitions of raw materials.