According to the Water Quality Association, viruses can range in size from 0.004 to 0.1 micron. The larger and typically more expensive Survivor Filter, which we also tested, has a smaller, 0.05-micron filter that can catch some viruses but not all. Like most personal filters, it does not filter out waterborne viruses, but those are rare in the US and are typically found only in sewage-infected water. coli, Salmonella, Giardia, Cryptosporidium, and the cause of cholera. The Mini has a 0.1-micron filter that removes bacteria and protozoa such as E.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |