 It produces heat through friction, although this seemingly simple instrument requires considerable skill to make anything but smoke.The fire maker blows on an ignited spark to fan it into a vigorous flame, and the breathing (or blowing air) and friction in the chest animate an infant.The Franciscan friars connected this idea of Fire Drilling, namely, the conception of tonalli as breath, to Christianity as the infusion of breath into the body recalls the beginning of Genesis, where God the Father breathes life into Adam.