ambidextrous     Ambidextrous means that you are able to use both hands efficiently. It means that you can write with both hands. That's at least part of it.
Surprisingly, perhaps, itâs almost impossible to smell your own bad breath. Youâve probably tried cupping your hand in front of your face, exhaling through your mouth and then sniffing for the odor that others find so offensive.
How do you smell? Different smells trigger different receptor cells in the lining of the nose. You can detect thousands of different smelly substances or odorants. Most smells are a mixture of several odorants. Our ability to detect all these odorants varies â one in a thousand people cannot smell skunk odour. As well as the smells you are aware of, some scientists believe you can also detect human pheromones, 'attraction chemicals'.