ANWSER .08% Hope this helps
Secondhand smoke (SHS) has the same harmful chemicals that smokers inhale.in dust and on surfaces and remain there long after the smoke is gone. ... any effects would probably be small compared with direct exposure to SHS. ... No actual cancer risk has been measured at this <span>time</span>
It is important because it lowers the risk of different cancers and lowers the risk of diabetes
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