article_snippet: The levels for the illegal drugs, which include heroin, cocaine and cannabis, virtually mean there will be zero tolerance for drivers caught with these substances in the illegal drugs, which include heroin, cocaine and cannabis system.
article_snippet: Police will be able to use ‘drugalysers’ to screen for cannabis and cocaine at the roadside.
article_snippet: Officers will also be able to test for these and other drugs including ecstasy, LSD, ketamine and heroin at a police station, even if a driver passes the roadside check.