Brat
Give me a museum and I'll fill it. (Picasso) Give me a forum ...
VENTS are not filled with water. Aerosol spewing out with every type of nasty thing.
follow the health effects thread:
https://www.early-retirement.org/forums/f38/coronavirus-health-aspects-101852-37.html
Traps are filled with water but every waste system is vented.