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Average exposure levels during 1941 - 47 were estimated to be below 25 mg/m 3 and, during the 1950s up to 1963, these levels were 10 - 50 mg/m 3 , but peak exposures above the odour threshold (about 1000 mg/m 3 ) were known to occur

Archived from the original on 26 October 2014

Halpern-Felsher: This is a complicated question, as much more research is needed

Infographics Show How Much Of Your Life Your Addictions Will Cost You Treatment 4 Addiction, an online recovery resource directory, released a series of powerful and terrifying infographics that show just how many years of ones life an addiction to a various substances can cost

Some studies of adolescents followed into young adulthood suggest that persistent or increasing heavy cannabis use may be associated with lower educational attainment, lower income, and greater financial strain compared with nonusers

Thats a lot, dont you think