. Elementary biology; an introduction to the science of life. Biology. Fig. 37. Alcohol and expectation of life At every age the abstainers (white) have the chance of longer additional life than the moderate drinkers (shaded) 15-20 years 20-30 years Over 30 years :1 3,1:1 :1 Fig. 38. Alcohol and the chances of death The chances of dying at any given time are from to 4 times as great for drinkers (shaded) as for non-drinkers (white) Is alcohol poison or not ? If it is, un- der what conditions or in what amounts is it a poison.'' Is it helpful to some kinds of We cannot answer


. Elementary biology; an introduction to the science of life. Biology. Fig. 37. Alcohol and expectation of life At every age the abstainers (white) have the chance of longer additional life than the moderate drinkers (shaded) 15-20 years 20-30 years Over 30 years :1 3,1:1 :1 Fig. 38. Alcohol and the chances of death The chances of dying at any given time are from to 4 times as great for drinkers (shaded) as for non-drinkers (white) Is alcohol poison or not ? If it is, un- der what conditions or in what amounts is it a poison.'' Is it helpful to some kinds of We cannot answer these questions offhand, from our ordiiiajy every-day expcrioice. We must therefore do two things : 1. We must bring together the experience of thousands and thousands of people ; 2. We must make special experiments. The experiences of large numbers of people have been made available in recent years by the study of the records of. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gruenberg, Benjamin C. (Benjamin Charles), 1875-1965. Boston New York [etc. ] Ginn and company


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Keywords: ., bookcentury1900, bookdecade1920, bookpublishe, booksubjectbiology