February 19, 2017

Homework Help: science

Posted by help()!!!!! on Friday, November 1, 2013 at 8:38am.

which of the following is more eco-friendly than the others?
1.Burning of Petrol
2.Burning of COAL.
3.Burning of Charcoal
4.Burning Of Cowdung.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions