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Direct linkKim, Philseok; Alvarenga, Jack; Aizenberg, Joanna; Sleeper, Raymond S. – Journal of Chemical Education, 2013
A visual demonstration of the difference between hydrophilic and hydrophobic surfaces has been developed. It involves placing a shadow mask on an optically clear hydrophobic plastic dish, corona treating the surface with a modified Tesla coil, removing the shadow mask, and visualizing the otherwise invisible message or pattern by applying water,…
Descriptors: Chemistry, Science Instruction, College Science, Water
