Thermos useful composite material to do?
Really did so, not sure, because China is now the quality and safety is chilling, but normally, composite relative do not suitable for vacuum flask
Moreover, it is made of plastic vacuum flask, there is a model, not every plastic can cheng fang food, this note on the second floor, don't loose lips
There should be no! As first floor, composite materials are generally used for home decoration and outdoor insulation, because in material relative to the safety index such as stainless steel is relatively low, may be harmful to people's health
