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Thin blue smoke drawing hypnotic shapes and spirals on dark background in 4K -
Soft and thin blue lines of smoke with transparency effect drawing small shapes in 4K -
Thin lines of soft smoke drawin delicate lines from left to right of the scene in 4K -
Ethereal texture of white smoke moving from the left and disappearing in darkness in 4K -
Galactic Calming Smoke Tunnel Motion -
A lab worker pours liquid nitrogen