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A tinta não foi apagada. Então para onde a cor foi? Observe a borboleta com atenção. Em poucos segundos, as cores desaparecem quase completamente. Mas ninguém apagou o desenho, não houve lavagem da tinta e nem um efeito digital. O que aconteceu foi uma mudança na forma como a tinta interage com a luz. Essa é uma tinta termocrômica, um material desenvolvido para alterar sua aparência quando a temperatura varia. Em temperaturas mais baixas, moléculas especiais presentes na tinta absorvem e re
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