 bacteria and viruses for up to 90 days using a mechanical process and a chemical process. Let me ask you this too, because a lot of scientists that have been on the program tell me that a virus is not alive. And I just don't understand that. I don't get that. What do they mean by that? It's basically like, for instance, with Corona here, we've got an RNA virus that needs a host to complete its process. So it's going to use