Here is what you need to teach students about how odor/scent may present in different types of vehicles. Included are detailed illustrations of a car, box truck and cargo van. 
 
Poster versions of all three series
.pdf and .jpg of all illustrations
Corresponding videos that match the illustrations provided
.ppt with illustrations and video links that you can customize with your branding
Hand outs for students to color where they think odor will present
Two bonus videos of an SUV and Conex box