breathalyzer

Tag: "breathalyzer"

In Vietnam, drivers take breath tests by blowing into balloons amidst coronavirus scare

Vietnam News 19:07 05/02/2020

There are concerns breathalyzers could help transmit viruses from person to person

Vietnamese high-schooler makes breathalyzer that preempts drunken driving

Education 10:49 11/03/2018

The device refuses to switch on the motorcycle engine if it detects excessive alcohol levels

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In Vietnam, drivers take breath tests by blowing into balloons amidst coronavirus scare

​Vietnamese high-schooler makes breathalyzer that preempts drunken driving

Vietnamese high-schooler makes breathalyzer that preempts drunken driving