Luke A.F.B Hangar#3 preliminary acceptance test foam drop.

Fire supression Foam drop

[@dexterthewulf3637]

I like how they used an airhorn to signal the start and stop of the test

[@triciabryan8536]

Wow

[@psirvent8]

May I have your attention There has been a foam release in the hangar bay Please leave the building by the nearest exit Do not exit through the hangar bay

[@antonalcala8478]

Funny airhorn

[@jensenlewiskarenlewis8394]

That voice was annoying me…..