4 Die Laughing After Inhaling Dental Gas
Associated Press
CEDAR CITY, Utah —
Four young adults whose bodies were found huddled in a tiny dental storage room died apparently from asphyxiation after they inhaled laughing gas, authorities said today.
The bodies were found Monday near an open, empty tank of laughing gas, or nitrous oxide. The 6-by-6-foot storage room was adjacent to the dental clinic of the father of one of the victims, officials said.
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