Question

Match the columns
1. Boiling
a. Sulphuric acid and nitric acid
2. Cleaner fuels
b. Chlorination
3. Gaseous pollutants -
c Powerplants and industries
4. A popular household water filter
d. Kills germs
5. Sources of hot water as a pollutant in waterbodies e CNG and unleaded petrol
6 A chemical method of obtaining potable water i Candle​

Answer 1

Answer:

1. d

2. e

3. c

4. f

5. a

6. b

....

Answer 2

Answer:

1.d 2.a 3.e 4.b 5. c 6. I

I think 5 and 6 would be wrong