Electronic Cigarettes more harmful to health real cigarette smoking?

Live healthy and long

From Dr. Mercola archives | April 10, 2013 

In order to go around cigarette smoking which is considered dangerous to health (cause of cancer and COPD, and other respiratory diseases) electronic cigarette has been invented and is gaining popularity.

However Dr Mercola, whose mother is into electronic cigarette, to get rid of regular smoking investigated electronic cigarette.

How does cigarette smoking work?

When you take a puff of the electronic cigarette (which l in 5 smokers have tried) the battery heats a fluid that contains -  flavoring like vanilla, cherry, menthol, java, tobacco and even nicotine to deliver cigarette like smoking experience and humectant (propylene glycol, or vegetable glycerin)

However FDA has disturbing findings on the electronic cigarettes:    like presence of anti freeze like substance diethylene glycol, and tobacco specific nitrosamines which are carcinogenic along with metallic nanoparticles. like tin, copper, nickel, silicates. and silver.  In general, the amount of tin inhaled may be greater than those found in conventional smoking.

The metals come from metal components of cartomizers, and silicates from fiberglass filters.  Would better workmanship eliminate the metal nanoparticles?

However their nano sizes (as with PM 2.5 nano particles of air pollution) could easily infiltrate, the lungs, blood cells and other body tissues.  (Same action) and lead to long term inflammation, and probably even cancer