Silver can be disinfected. As long as there is one milligram of silver ion in every liter of water, most bacteria in water can be killed. The mechanism is that silver can form positively charged ions in water, adsorb bacteria in water, and gradually enter bacteria, so that bacteria lose their metabolic ability and die. Therefore, it is of great benefit to use silver as a bowl and cup for daily life.

Silver cups are very suitable for tea ceremony. Water is the mother of tea, and utensils are the father of water. Silver cup can obviously improve water quality, enhance tea soup and supplement trace elements. Silver cups are suitable for brewing all kinds of teas, such as oolong tea, Tieguanyin tea, Pu 'er tea, green tea and black tea. Making tea in a pure silver cup can soften and improve the water quality. When drinking water, it obviously feels sweet, smooth and reunion (the ancients called it "silky water skiing", which means that the water quality is as soft and smooth as silk). When brewing tea leaves, it can reduce the bitterness of tea leaves and fully show the charm and mellow of tea leaves, so it is sought after by more and more tea lovers and collectors.

NASA regards silver as the safest sterilization agent, and uses silver as the main material to make drinking water containers and spacecraft purifiers. More than half of the airlines in the world have chosen silver-based water purification systems, and modern science has continuously confirmed the importance of silver to health. Silver also has more health-preserving functions: it can soothe the nerves, warm the stomach and relax the essence. The application in tea drinking or tea ceremony is mainly to help obtain the best quality water source.