Breathalyzers are mainly associated with the work of police officers, border guards and routine checks at outdoor events. Meanwhile, these practical devices are available to everyone, especially drivers. Which breathalyser should I buy? What is calibration? These and other questions are answered in this guide. ...
Alcohol is a psychoactive substance known an used all over the world. In spite of the fact that alcohol is widely accepted, it is important to test its level in the blood especially if you are going to drive a car. The procedure of alcohol testing might ...