Titanium is also non-toxic and hypoallergenic, making it safe for grinding cannabis
But then there was a sequence of events...and ten years later, here we are
Correct plain packaging design
Using pre-ban menthol smoking rates (Statistics Canada, 2019), an initial 0.5% reduction in smoking prevalence is applied with an ongoing 2% reduction in initiation for Canada, weighted by the percent of population in covered provinces each year prior to 2017
Travel with the pod or tank upright, nearly empty and in a sealed bag if the manufacturer allows it to be prepared that way
Figure 2 illustrates the power obtained for various sample sizes ( n =7 and 10 per group) as a function of the standardized mean difference by performing a two-tailed two-sample t -test with equal variances and =5%, the standardized mean difference being defined as the absolute difference between the means of the two groups compared divided by their common standard deviation