Yellow, and sour orange, sweet and sour taste is spicy and red.
The sweet taste of blue, green, purple is slightly astringent and bitter taste.
Consider the individual for their sugar product packaging is green instead of blue, work in the long term reduce customers' attention to the product.
In one experiment, two groups of customers were asked to take two different models of Aquafresh toothpaste.
Ordinary toothpaste is as a model and a model of which only three colors were painted.
The firm, a group that had consumed three colors toothpaste Only 73% reported that toothpaste works best, but even claimed that their teeth appear whiter.
An experiment in Edinburgh by broadcasting a hundred purses in the streets of the city began.
Almost half of them were returned to their owner.
More money bag containing one of the four following picture: