The AQI Cigarette Calculator is useful for everyone, but some groups benefit more than others. People living in highly polluted cities should use this tool daily to understand their exposure level. Outdoor workers like delivery drivers, traffic police, construction workers, and street vendors can use the calculator to understand their daily risk. It can help them decide when to wear masks or take breaks indoors. Parents can use the AQI Cigarette Calculator to decide whether children should play outside or stay indoors. Schools can use it to cancel outdoor sports on high pollution days.