At present, almost every home and prepares a disposable tissue paper cups, one person one, threw the disposable, sanitary and convenient, can be a common Cup has hidden a lot of problems. Paper cups in the market is divided into three: the first is made of white cardboard to serve oil and water. Second is the waxed paper cups, as long as the height of the water temperature exceeds 40 degrees centigrade, the wax will melt, releasing carcinogens of polycyclic aromatic hydrocarbons. Third is the paper and plastic cups, if bad selection of material or processing does not pass, in polyethylene hot-melt or coated paper Cup will produce pyrolysis in the process of change, can cause cancer. In order to increase the toughness and stiffness of the Cup, paper Cup will add a plasticizer. If the dose is too high or illegal use of plasticizers, health conditions it is difficult to guarantee.