10 facts about the smell (10 photos)

1. Male butterflies Astias selene feels smell of a female over 11 kilometers.



2. The dog nose 230 million olfactory cells, and we have - 10 - 11, that is twenty times less.



3. Nevertheless, the dog can not find what does not smell. The Czechs, who, until recently, the only manufacturer of explosives is not added to her odorous substances, greatly complicates the international community fight against terrorists.



4. trained dogs for apples is more difficult than for drugs. Sniffing dogs on the fruit, working in US airports, where the passage of small lots of fruits and vegetables is prohibited not to import them from pests.



5. Animals can not distinguish and respond to only one right person smell. This occurs, including the fact that the olfactory cells completely changed in the last month. If dogs could distinguish only one smell, could produce, for example, odorous dollars that would eliminate the problem of currency smuggling.



6. People are the most favorite smells of fresh bread, fresh cut grass and coffee. Scents rolls and coffee not only stimulate the appetite, but also increase the desire to buy. So often in large stores smell of coffee and fresh pastries.



7. Many animals have favorite smells. In dogs, for example, is the smell of anise, a cat - valerian and peppermint, lions love good spirits. But the camel attracted to the smell of tobacco smoke.



8. French perfume data bank has in its catalog of over 8,000 titles. Modern perfume can consist of various 300 components. To create a perfume used by more than 6,000 items of various raw materials.



9. Citizen living in the midst of the noisy civilization, does not feel up to 70% of the city smells. African, living in the wild, able to catch the scent of his friend, passed along the forest path a few hours ago.



10. It is known that body odor distinguishes one from another in the olfactory bulb. In fish with their fantastic onion smell awesome, and the brain - a pimple. The man - on the contrary. Why? It turned out that the person - and only he - is engaged in the processing of information not only the bulb, but also the brain. Scientists now believe that once our brain that's why I began to grow, he began to serve smell. And then stronger, took over and other functions and became what became.