Soap and water 在办公室/家里用.旅行无水时Alcohol-based hand sanitizers are

来源: 于 2015-01-01 17:43:22 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Soap and water 在办公室/家里用.旅行无水时Alcohol-based hand sanitizers are clearly a very useful and important method to prevent most bacterial and viral infections.

Soap and water are number one. Hand sanitizers are a very effective additional tool.