Engineer's Explosive Finding: Medical Facility Filtration System's Speeds Up Bio-Weapon Spread

Ventilation systems in the US, Canada, and possibly other countries are programmed to spread disease. If you work, shop, attend school, visit the dentist, go to your doctor or hospital, or enter a large building using a HVAC system, you may be exposed. It's a long video, but it contains vital information from start to finish. What he experienced from the authorities is on par with what Winston experienced in the book 1984!