Hazard Associated with Dry Ice Aboard Aircraft
IFA Comment: Read this and take care. If you are doing maintenance in a restricted compartment of an aircraft this is as much a concern to you as anyone. CO2 can kill.
The latest COVID vaccines can require a lot of dry ice. Build-up of CO2 in cargo holds can be especially dangerous to ground crews when opening / entering cargo compartments. Since CO2 is heavier than air, it tends to accumulate at low points.