An electronic nose
There have been used an, so called, "electronic nose" for appraisal of quality in a food processing and in perfumeries for several years. The electronic nose is of a mobile's size and it can analyse the smells for a certainty as fingerprints and exactly analyses all compositions. The scientists from an American Cleveland Clinic have just found out, that this electonic nose can be used to early determination of the cancer of lungs. A team of doctors was making a research of the breathing of health and ill people by usind the electronic nose. The ill people have had this diagnose. They found out big differencies - the breath of ill people consisted the other amount of some gases.