Yes, and it takes the pellets 15-20 minutes to evaporate under absolutely ideal conditions (high heat and air-flow). If you just dump them, more like 2+ hours.

It'd make a damned poor fumigant if it instantly activated when you were spreading it around the area.

If you were using it in this fashion, a ventilating machine would about be mandatory.

https://furtherglory.files.wordpress.com/2014/06/machine06.jpg

This machine at Dachau has some plausibility, but the whole "dumping pellets in the room" is just dumb. Of course, introducing it in gaseous form poses its own problems.

Yes, and it takes the pellets 15-20 minutes to evaporate under absolutely ideal conditions (high heat and air-flow). If you just dump them, more like 2+ hours.

It'd make a damned poor fumigant if it instantly activated when you were spreading it around the area.