20 ms·though in this case it seems "the rocks were coming from inside the building"by WorldPeas 7mo agothough in this case it seems "the rocks were coming from inside the building"c0balt 7mo agoSomewhere in the net of tubes of our AC we have a machine that produces rocks. They randomly shoot of the air vents, please install ballistic shields in front of the vents to stop them from hitting our customers.monkpit 7mo agoThe pelxiglas is cheaper than taking the system down…