Air Flow Pattern or Smoke studies have been one of the interesting areas for the Inspectorates, nowadays. There is very low amount of attentions being paid by the organization when we are designing the smoke pattern protocols and reviewing the videotapes. Sometime situations are there companies do not understand how to review the Air Flow Pattern or Smoke study recordings. This article shall explain everything on the topic and bring the clarity on each segment of Air Flow Pattern. It will make Smoke Study so simple.