Sentence examples for drivers testing from inspiring English sources

His 2013 study of fatal car crashes showed a marked increase in fatally injured drivers testing positive for marijuana during a period when states started legalizing the drug, although Li cautions that drug use does not necessarily imply impairment.

A police crackdown on truck safety across Australia has resulted in 2,000 vehicles being issued with defect notices and 26 drivers testing positive for drugs in less than 24 hours.

A companion study released by the NHTSA identified a sharp jump in the number of weekend night-time drivers testing positive for THC between 2007 and 2013/2014, from 8.6percentto12.6percentcent.

They also point to studies showing that in other states that have legalized pot for medical purposes, we've seen an increase in the number of drivers testing positive for the drug who were involved in fatal car accidents.

Drivers testing positive for drugs other than alcohol and/or marijuana were excluded (n = 1,525).

Separate and joint effects of marijuana and BAC levels were assessed, with drivers testing negative for marijuana and alcohol as the reference group.

The tests are voluntary, with 5 to 10 drivers tested each race.

Last season, drivers tested a Y-shaped roll bar, called the halo, encircling the cockpit.

Strict policing has also helped: now less than 0.25% of drivers tested are over the alcohol limit.

Meanwhile, the proportion of fatal accidents in which drivers tested positive for alcohol remained about the same.

The result was that a larger percentage of the smaller sample of drivers tested failed the test.