## Step2

Salivating

Does it happen to you? You see or smell something good and it makes your mouth water. What about something you don't like? Do you walk away from it?

At trainstations people take advantage of this 'mouth watering' to create an appetite with hungry travelers: croissants spreading a lovely scent or big billboards advertising burgers.

Test if you are sensitive for this sort of advertising by looking at the burger in the top right hand corner. Does that make your mouth water? Does the burger make you hungry?