ALTEST breath alcohol detection tubes 10 pcsThe Altest alcohol testing kit consists of 10 sealed glass detection tubes, 10 mouthpieces, a measuring bag for the amount of blown air and a new concept metal breaker that makes it easy to break off the ends of the tube before testing. This can be done in any weather and ambient temperature. Handling the kit is absolutely hygienic. The amount of alcohol consumed is roughly determined by the length of time the tube fills green. The same kit is used by