Chemical exposures continue to impact health and result in an enormous burden on human life. Over 4.9 million deaths world-wide and 86 million Disability-Adjusted Life Years were attributed to environmental exposure and the management of chemicals.
See: Knowns and unknowns on burden of disease due to chemicals: a systematic review Environmental Health 2011, 10:9 doi:10.1186/1476-069X-10-9