Dave’s Hot Chicken, born from an East Hollywood parking lot and recently named the Fastest Growing Restaurant Chain in America, is turning up the heat for those looking to feed a crowd beginning today ...

However, none of the experts connected with this hot box is yet boasting of its accomplishments. As a fever maker it is still an experiment. One Simpson-Kettering hot box costs about $1,200.

Hot box detectors are unregulated, so companies like Norfolk Southern can turn them on and off at their own discretion and choose the temperature threshold at which crews receive an alert.