Most of us use Mosquito coils to prevent the mosquito disturbing us. But there is an important news in NDTV website dated 02 sept 2011 about the harmful effect. Please copy paste (or click) the below URL and read and also your opinion Thanks Vinoran http://www.ndtv.com/article/india/one-mosquito-coil-equals-100-cigarettes-says-expert-130632