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kestrel91316

(51,666 posts)
7. Once the virus dries out it dies. Proteinaceous debris like saliva or blood can protect it from
Wed Oct 8, 2014, 12:03 PM
Oct 2014

drying for just so long, and then it's dry and noninfectious. Sneeze droplets dry out pretty quickly.

Liquid blood (for instance in a test tube) can remain infectious for days. Same for urine or feces or vomitus if it were just put in a container and kept from drying. Generally nobody does that though. Urine and feces go into the toilet, where the sewage treatment does the virus in. Vomit gets cleaned up, but if it's still wet when it's cleaned up then it's a hazard.

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