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ANSWER TO MYSTERY TECHNIQUE #12: I dropped kosher salt into wet watercolor paint; after the paint dried, I scraped off the salt grains, and they left this pattern behind.

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ANSWER TO MYSTERY TECHNIQUE #11: This is an example of paste paper. Paste and dye were mixed together and applied to the paper; then the patterns were created by dragging various tools through the wet mixture.

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ANSWER TO MYSTERY TECHNIQUE #10: Several layers of acrylic ink were applied with various tools to Tyvek®.