http://www.isnare.com/?s=author&a=Lauren+Knight Travel Lauren Knight Mon, 22 Dec 2008 00:00:00 +0800 http://www.isnare.com/?aid=247954&ca=Travel Many recent press articles have pointed out that some of the over-the-counter teeth whitening products used in Britain may actually contain some poisonous ingredients, including high levels of hydrogen peroxide, which may cause damage and/or burning to teeth and gums. Dental professionals recommend...