The high quality of May Spring distilled water is attributed to the purification of Cold Vaporisation, sterilization of ultraviolet and under vacuum, and odor removal of activated carbon.May Spring Cold Vaporisation Water Distiller is particularly sutiable for areas with water contamination because the production of May Spring distilled water is entirely independent from the water source. This can even help solve the problem of water with high salinity. Some people worry that long term intake of distilled water would lead to minerals deficiency. In fact, human's essential mineral intake should be obtained from daily balanced diet but not only from drinking water. Over 8 tonnes of mineral water intake is required if mineral water is the only source of minerals. Water intake is critical for human because it replenishes the water loss in our body but not the mutrients. Quality Water gives you a Quality Life. The high quality May Spring Cold Vaporisation Water Distiller is your new choice!