When you expect to be in contact with blood , wear gloves . blood stains can be cleaned with 1 parts of bleach diluted with 4 parts of water 处理被血液或体液污染的地方或用具时，都应戴上胶手套：用一份漂白水加四份水消毒带有病毒的物件。
Before it is accepted , the proposed system should not be installed for disinfection of the water of the fish tanks used for keeping live seafood intended for human consumption 除非建议的消毒系统已被接纳，否则不应安装系统，为饲养供食用活海鲜的鱼缸水消毒。
Clothing , bedding , furniture or floor surfaces contaminated with vomit or excreta can be decontaminated with diluted domestic bleach . domestic bleach can be used for cleaning and disinfection 被呕吐物或排泄物弄污的衣服、被单、家具或地板表面，可用稀释家用漂白水消毒
6 food and environmental hygiene department the department reviews the disinfection methods from time to time . an updated list of the accepted methods is kept at the district offices of the department for public reference 会经常检讨鱼缸水的消毒方法，并会把一份被接纳的鱼缸水消毒方法的最新资料存放在食环署各分区办事处，供公众参考。
Food and environmental hygiene department ( the department ) reviews the disinfection methods from time to time . an updated list of the accepted methods is kept at the district offices of the department for public reference 会经常检讨鱼缸水的消毒方法，并会把一份被接纳的鱼缸水消毒方法的最新资料存放在食环署各分区办事处，供公众参考。
In addition , advances in science and technology have provided valuable tools like pasteurisation , freeze - drying , water disinfection and analytical tools for common contaminants that help to make food and drinking water safer 除此之外，先进的科学技术已经提供有价值的工具像低温杀菌冷冻干燥水消毒和有助于分析污染物的工具来使食物和饮水比较安全。
At present , uv radiation is the most common method used for disinfection of fish tank water . other methods used are ozone , copper - silver ionization and photocatalytic oxidation technology with the use of uv radiation and titanium dioxide 现时最常用的鱼缸水消毒方法是紫外线辐射，其他方法包括臭氧消毒法铜银电离化法，以及使用紫外线辐射及二氧化钛的光催化技术。
At present , uv radiation is the most common method used for disinfection of fish tank water . other methods used are ozone , copper - silver ionization and photocatalytic oxidation technology with the use of uv radiation and titanium dioxide 现时最常用的鱼缸水消毒方法是紫外线辐射，其他方法包括臭氧消毒法、铜银电离化法，以及使用紫外线辐射及二氧化钛的光催化技术。
If an operator intends to use a method other than those on the list , heshe should apply to the department with full particulars of the proposed system . before it is accepted , the proposed system should not be installed for disinfection of the water of the fish tanks used for keeping live seafood intended for human consumption 如经营者拟采用其他消毒方法，则须先行向食环署申请，申请书应附连建议消毒系统的详情。除非建议的消毒系统已被接纳，否则不应安装系统，为饲养供食用活海鲜的鱼缸水消毒。
