EPA foregoes opportunity to improve nanotechnology oversight
...re nanomaterials, much less determine whether they pose a hazard. Project on Emerging Nanotechnologies s...lliam Ruckelshaus wrote, Todays smallest materials pose a big opportunity and huge challenge for the Environmental Protection AgencyBut what do we know abou...1 in 4 NYC adults has elevated blood mercury levels
... both locally and nationally. These mercury levels pose little if any health risk for most adults, but may increase the risk of cognitive delays for children whose mothers had very high mercury levels during pregnancy. Major Findings on Blood Mercury Levels from NYC-HANES Todays findings are the late...Particle emissions from laser printers might pose health concern
...t people can inhale deep into lungs where they may pose a health hazard, scientists are reporting. Their s...smallest passageways of the lungs where they could pose a significant health threat. Previous studies have focused on emissions of volatile organic compoun...