attractance / attractants [əˈtrækt(ə)ns]
attractance – n. – the capacity of a chemical (pheromones, insecticides) to draw insects to it; 2. more generally characteristics which cause something /someone to move towards it
attractants – n. pl. of attractant – substances used to draw something near
Attractance and attractants form a huge business sector.
Think of perfumes, bug repellents, bear repellents, puppy training solutions and the list goes on.
Consider the vast array of pheromones in nature as well as all the things that cause one organism to move towards another organism or object.