Laughing gas could be picked up by a breathalyser

Many countries have made it illegal to possess nitrous oxide, or laughing gas, and research now shows the drug can be picked up in someone’s breathMany countries have made it illegal to possess nitrous oxide, or laughing gas, and research now shows the drug can be picked up in someone’s breath Many countries have made it illegal to possess nitrous oxide, or laughing gas, and research now shows the drug can be picked up in someone’s breath  New Scientist – Home