Odor which pertain to unsightly smells, is taken into thought as a captious environmental pollution problem. Interest to scent as an environmental bother has been increasing as an end result of increasing industrialization and the attention of human being’s need for a smooth environment. Thereof, efforts to decrease smell issues are vital to be able to keep the satisfactory of the environment. Understanding the information of the odor problem and the origin and dispersal of odors, reducing and awareness strategies are, consequently, very essential aspects of scent pollutants within the environment. One of the demanding situations whilst handling the odor pollution hassle is the method for the detection of odor emissions. Detection is a cautious aspect regarding compliance with the environmental policies, because the detection consequences can be used as proof of the release of odorous materials to the environment. A hit and splendid detection method will bring about a chain of accountable records. A dependable device, consequently, is vital. there is a growing tendency in industry to broaden a detection device that allows actual-time measurements. in this way, a simple and quick online-tracking machine can be mounted and time-eating methods prevented. Sampling and traditional analytical tactics are then no longer necessary, since the detection and dimension of the odorous compounds may be done speedy and the consequences presented on demand.