A slew of studies in adults have found that nonusers beat chronic weed smokers on tests of attention, memory, motor skills and verbal abilities, but some of this might be the result of lingering traces of cannabis in the body of users or withdrawal effects from abstaining while taking part in a study. (scientificamerican.com)
Here, viscous slabs of gold paint congregate around the painting's edges, while the center bottoms out like a shallow wading pool and bears the last lingering traces of color. (artsandculturetx.com)
On the other hand, it could wipe out lingering traces of complacency among pro-union campaigners and help that side get its vote out. (politics.co.uk)