A peg of Scotch whisky can reduce carbon emission too as scientists in Scotland have developed a biofuel from the by-products of whisky which can be used to power cars.
Edinburgh Napier University has filed a patent for the biofuel which has been created in two years by the university
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/peg-whisky-could-power-your-car
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/asian-age-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biofuel
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/alternative-fuels
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-efficiency