Businessmen do it in the red. Butchers have better meat. Butchers do it in the raw. C programmers do it their way. C'Bers do it on the air.
Campers do it in a tent.
Carpenters hammer it harder. Carpenters do it indoors. Carpet Layers do it on the floor. Cheerleaders do it with more enthusiasm. Chem E.'s do it in packed beds.