Although uncommon, a drug test may report the presence of illegal drugs, even if none were taken. There are plenty of legal foods and medications, from bagels to cough suppressants, which contain minuscule traces of these drugs. Click âView Slideshowâ to see the list of everyday things that contain substances known to cause false-positives.
For the EGRET satellite mission, see Energetic Gamma Ray Experiment Telescope. An egret /ËiËÉ¡rÉt/ is a bird that is any of several herons, most of which are white or buff, and several of which develop fine plumes (usually milky white) during the breeding season. 1 Biology.
share this page. The great egret is a little over three feet tall with a wingspan of almost five feet. Its feathers are entirely white. It has a long, sharp yellow bill and long gray to black legs, with non-webbed feet with very long toes. When the great egret is in breeding plumage, it has long lacy and delicate plumes on its back that curl over its tail.