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•100 puffs of 3 s duration spaced at
30-s intervals, the following results were obtained in a single smoking
session:
2.25 mg nicotine, and relative to the smoke of a single cigarette, high
levels of arsenic, cobalt, chromium, and lead .
• Charcoal
used to burn tobacco produces additional toxins.
•
Second hand smoke threat from tobacco combustion and the fuel used to burn tobacco.
• Adding
flavors makes it more appealing.
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