Skin discoloration can be due to changes in melanin. Melanin is a skin pigment that gives color to the skin. Changes in melanin can also cause skin to be patchy. Treatment for skin discoloration includes using topical treatments.
Winglets increase an aircraft's operating efficiency by reducing what is called induced drag at the tips of the wings. An aircraft's wing is shaped to generate negative pressure on the upper surface and positive pressure on the lower surface as the aircraft moves forward.
WHAT IS A WINGMAN? A wingman is a pilot who supports another pilot in a potentially dangerous flying environment. A Folds of Honor Wingman dutifully supports the pursuit of education for our military families affected by war. Committing to provide aide in the form of a recurring donation, starting at $13/mo. Become a Wingman.