Notas Post-it, 1/3/8 x 1 7/8 pulgadas, 24 adhesivas 1 3/8" x 1 7/8", amarillo canario

In 1968 Dr. Spencer Silver, a 3M scientist, developed a unique, repositionable adhesive. As remarkable as it was, the product could not find a market. The adhesive does not interfere with paper recycling, because the adhesive is substantially removed in the paper de-inking process.

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