It is always a pleasure to see theKopps - Etchells Effectin such perfect build . The sparks from this U.S. Marines helicopter form a starry hoop around the boundary of the blades — a the result of static electrical energy produce by friction between the dust and the metal blade moving through the gentle wind .
From the official U.S. Marines photo caption :
U.S. Marines set apart to Marine Aviation Weapons and Tactics Squadron One ( MAWTS-1 ) founder down a rapid ground fueling during the Weapons and Tactics Instructor Course ( WTI ) near 29 Palms , Calif. , March 27 , 2015 .
[ Sgt . Daniel D. Kujanpaa / U.S. Marine Corps ]
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