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

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white vector background graphic element illustration design paper shape business abstract texture pattern medicine medical connection technology formula seamless modern symbol icon structure school test flask wallpaper drawing education template geometric biology chemical experiment lab laboratory science sketch chemistry technical research atom physics scientific doodle hexagon biotechnology dna molecule molecular

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