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Developed the atomic theory connecting the relationship between elements and their atoms.
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The first spectroscope showed light transferring through a prism spreading into a ribbon - like spectra of colors.
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A map showing how all the elements relate to each other.
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The visual representation of chemical elements helped scientists see what they are studying.
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Discovery of the dangers of radioactivity, which can cause leukemia.
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The discovery and electrons and subatomic particles changed the way scientists studied atoms.
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Theorized that of two elements form they could make a compound.
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The discovery of plastics from elastics in cellulose.
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The power of electricity could transform elements.
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One special cluster of carbon atoms.