Lodha, M.C.

Zetropha curcas: a complete bio diesel - 2006 - p.21-22. - Jan

Energy is drawn from conventional and non-conventional or natural sources. Among conventional sources, coal and fossil fuel are important while solar and wind energy are the main components of non-conventional energy sources. Availability of the conventional source is not only finite but also very limited. However, non-conventional sources of energy are there to be exploited for productive use. - Reproduced.


Energy resources