Traditional Culture Encyclopedia - Hotel franchise - How did the hotel find out that you smoked?

How did the hotel find out that you smoked?

Smoke detectors and smells.

1. According to Qijia's query. The smoke sensor is installed in the hotel room. When a guest smokes in the room, the smoke sensor will give an alarm.

2. When a guest smokes, the smell in the room will change, and the smell will leak into the corridor, and the hotel staff will find and deal with it in time.