Question

Which among the following are considered as the clean fuels? i) Cow dung cake ii) Kerosene iii) PNG/CNG iv) Liquefied Petroleum Gas (LPG)
i and ii
ii and iii
iii and iv
i and iv

Answer 1

Answer:

3 and 4 are the following clean fuels.

please Mark IT THE BRAINLIEST ANS

Answer 2

Answer:

i,iii and iv are the cleaner fuel