NEETChemistryEnvironmental Chemistry
What was the primary source of airborne lead emissions in Indian cities, and how has it been addressed?
Options
- ALeaded petrol was the source, and it remains a major issue in Indian cities.
- BUnleaded petrol was the source, and it is still a problem in Indian cities.
- CLead emissions are not a concern in Indian cities.
- DLeaded petrol was the source, and it has been overcome by using unleaded petrol.
Correct answer
D. Leaded petrol was the source, and it has been overcome by using unleaded petrol.
Step-by-step solution
Lead used to be a major air pollutant emitted by vehicles in Indian cities, but this problem has been addressed by switching to unleaded petrol.