Killer filter is the answer

UV light .. read Kirsch’s post to bottom!

Kirsch has outstanding post. Go to bottom bonus questions - #2 about UV light is very important. General Carlton has been push for using a UV killer filter for clean sterile air since about 2010. Administrators seem to be uninterested in such a simple solution. Almost all bioweapons involve airborne pathogen deliverance to the human targets.

20 questions they don't want to answer