Carbonless copy paper, used to make countless copies of forms, is a 109 kg business annually. Copies are made when the pressure of a pen ruptures microcapsules that contain a dye precursor, initiating a chemical reaction between the dye precursor in the top page and an acid source in the bottom page.
More Information
Citation
White, Mary Anne. J. Chem. Educ.1998 75 1119.
Keywords
acid-base chem, materials science, public understanding, appreciation
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