Restrictions on smoking continue to increase; just last week, state lawmakers moved to raise the smoking age to 21 in California. The health risks associated with smoking and second-hand smoke have been known for some time. Now, a study from UC Riverside describes new findings about the potential hazards of what is called "third-hand smoke." KVCR's Matt Guilhem explains.
UCR Study Shows Health Hazards in "Third-Hand Smoke"
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