1 If your flask has not been used for some time, rinse with warm water to remove any residual odours. 2  DO NOT overfill your flask. Leave sufficient space in the neck to fit the stopper.  After filling, always ensure that both the outside cup and stopper are tightly closed.
The 8.4% prevalence of alcohol abuse/dependence estimated by the present study (13.1% for men and 4.1% for women) is above the average value of 6% that Galduroz et al8 (2003) found in a survey performed in 1999.
And, it is legal. According to the American Council for Drug Education, over 50% of the U.S. population over the age of 12 consumes alcohol. It is estimated that in the United States, there are between 10 to 15 million alcoholics; and approximately 100,000 alcohol related deaths per year.