Engraved hand drawn in old sketch and vintage style. scientific formulas and calculations in physics and mathematics, chemistry and biology or astronomy on whiteboard. Education and Science premium vector by ArthurBalitskiy

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white vector background number element illustration design sign abstract texture energy pattern technology formula symbol icon school drawing education biology chemical experiment lab laboratory science learn solution sketch geometry study college University chemistry knowledge research atom physics theory scientific mathematics handwriting blackboard mathematical algebra doodle scientist microscope molecule math equation

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