testing for tobacco use for life insurance Smokers – Lower Rates Are Possible The Chewing Tobacco Life Insurance
Description
For example, in 1984, Phillip Morris released a series of window display ads with suction cups on them so that they could be placed behind bulletproof windows and still be seen by consumers

However, EtG urine tests can detect it for up to 80 hours

Be warned, if the insurer detects any level of nicotine, it will probably lead the company to assign you a smoker rating if they issue a policy

Nevertheless, the use of differenced data in the ARIMA models reduces the risk of this kind of confounding, unless change in the unmeasured variable is correlated with change in both per-capita alcohol consumption and cancer mortality
Most drugs are out a persons system in 12 hours to 3 days though marijuana be detected in urine for weeks

"Cigarette Smoking Behavior in the United States" (PDF)
