of a yarn number of 50 through 52 metric warp and 23 through 25 filling, with overall average yarn number 32 through 34 metric
Selkirk assumes no liability for the failure to identify materials from endangered or protected species or for incorrectly identifying such materials
42 For a fascinating sociological perspective on why the anti-smoking crusade began to succeed when it did after centuries of failure, see Randall Collins, Tobacco Ritual and Anti-ritual: Substance Ingestion as a History of Social Boundaries, in Interaction Ritual Chains (Princeton, NJ: Princeton University Press, 2004)
Using an infrared camera to measure the maximum heat coil temperature and Fourier-transform infrared spectrometer to measure gas-phase formaldehyde, the authors found that, in some of the commercial e-cigarettes tested, the levels of formaldehyde were greater than those detected in combustible tobacco cigarettes, and as high as 14.1 g/puff