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Electrical impulse writting on table background.
Newton pendulum with 5 silver balls with reflections in the metal, one behind the other, against a violet background
Photo artwork minimal collage of palms arms pointing showing heartbeat case isolated drawing beige background
AVN acronym.AVN (Atrioventricular Node) transmits electrical impulses between heart chambers.
Japan's Blue Impulse acrobatic flight
Japan's Blue Impulse acrobatic flight

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