1 In saliva: Nicotine stays in your saliva up to 4 days.  In hair: nicotine can stay in hair for months instead of for days. It is more surprised that many hair tests can detect nicotine for up to a year. However, nicotine is normally found within 1-3 months after you stop smoking.
California Redemption Value, or CRV, is a deposit paid on sales of certain recyclable beverage containers in California.
Seeing a bottle (75 cL) of wine with an AbV of 12%, we know that a full litre of that wine contains 12 units of alcohol. So, three-quarters of a litre (=75 cL) must hold 9 units of alcohol. Allowing 6 glasses to the bottle, gives 1. 5 units per glass. Similarly, on seeing an AbV of 5.