桶装水最好在15天内喝完。饮水机最好3个月清洗一次。清洁好帮手:柠檬柠檬含有的柠檬酸醛有很好的杀毒菌功效。方法:柠檬切成薄片,煮沸熬成汁,在饮水机换用新水源之前倒入柠檬汁清洗,不仅能去除饮水机中的污垢,还能在饮水机中留下一股清香。(摘自《中国电视报》) Bottled water is best done in 15 days. The best water dispenser 3 months to clean. Good helper for cleaning: Lemon lemon contains citric acid aldehyde has very good anti-virus effect. Method: Lemons cut into thin slices, boiled boiled juice, poured into the lemon juice before cleaning the water dispenser for new water, not only to remove the dirt in the drinking fountains, but also leave a fragrance in the drinking fountains. (From “China Television Newspaper”)