> The FAA tests found that the anti-fire halon gas installed in airline cargo areas wouldn’t extinguish a lithium battery fire, but it prevents the blaze from s

> The FAA tests found that the anti-fire halon gas installed in airline cargo areas wouldn’t extinguish a lithium battery fire, but it prevents the blaze from spreading to adjacent material such as cardboard or clothing. Is halon toxic or used in high enough concentrations to cause suffocation? I know sometimes people transport large pets in airplane cargo holds, and I'm wondering if they'd be safe or not.