Vacuum cup introduction
It is the container that adds vacuum layer made-up to contain water by pottery and porcelain or stainless steel commonly, coping has a lid, sealed tight, the liquid such as the water that layer of vacuum heat insulation can make install interiorly is deferred medicinal powder hot, in order to achieve the goal of heat preservation. Develop from vacuum flask and vacuum cup comes, heat preservation principle and vacuum flask are same, it is people only to go to the lavatory a cup of bottle make it. The transmission of heating power has 3 kinds of ways: Radiation, convection and deliver. The argent cup bravery inside vacuum cup can reflex the radiate of hot water, the vacuum of cup bravery and cup body can block breaks heating power deliver, and deliver caloric bottle not easily to be able to prevent thermal convection current. Present vacuum flask, still applied magnetization water principle, add magnet in bottom and cap namely, make water is magnetized. Allegedly, magnetization water has magical effect