hi everyone i have this piece of crap from fleabay http://cgi.ebay.co.uk/New-Ceramic-Heating-Herbal-Digital-Vaporizer-w-Whip-/160425698548?pt=UK_Collectables_Tobacciana_Smoking_LE&hash=item255a1de4f4 and on the first pull its ok but the 2nd go makes me cough my lungs up i have been thinking i...