You’ve probably seen movies where a small bit of smoke can trigger fire sprinklers, drenching everyone and everything within. Sprinklers aren’t even activated by smoke, and they don’t all go off at the same time. Most flames only require one or two sprinkler heads to be extinguished, and fire sprinkler heads are heat triggered, one at a time. A network of tubes filled with water under pressure makes up such a system. In essence, to protect the areas beneath the piping, indivi