Surface waves. Seismic surface waves travel along the Earth's surface. They can be classified as a form of mechanical surface waves. They are called surface waves, as they diminish as they get further from the surface. They travel more slowly than seismic body waves (P and S).
Percocet can be detected in the urine for 3-4 days. A blood test can identify Percocet for up to 24 hours. A saliva test can detect Percocet for up to 1-4 days. Percocet, like like many other drugs, can be detected with a hair follicle drug test for up to 90 days.
How long does Percocet stay in your blood? Oxycodone, one of the drugs in Percocet, can be detected in a blood test for approximately 24 hours after it is taken, according to About.com. The other drug in Percocet is acetaminophen, a less potent non-opioid found in over-the-counter medications such as Tylenol.