Kaomojis
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#proton
#positive charge
#particle diagram
#nucleus component
#subatomic particle
#science model
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#anatomical model
#medical model
#anatomy dummy
#science model
#teaching aid
#anatomical mannikin
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#molecule diagram
#chemical structure
#atoms
#particle model
#basic molecule
#science model
#proton #positive charge #particle diagram #nucleus component #subatomic particle #science model