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By 1917, they sold chemistry sets, which they produced through World War II, in spite of restrictions on materials. Robert Treat Johnson, noting the number of chemistry students at Yale whose interest in the science began with a chemistry set, argued the production of chemistry sets was a "patriotic duty." [5]
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Download QR code; In other projects ... No pages on the English Wikipedia use this file (pages on other projects are not listed). ... File:Organic Chemistry.pdf.
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Bahasa Indonesia; Interlingua; ... Download as PDF; Printable version; ... Set index articles on chemistry (2 C, 791 P) + Works about chemistry (4 C)
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