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Scent is tied to memory. I know that when I smell a certain aroma, dinner is ready. I've been conditioned to know 'that" smell means food. But, what about animals? Apparently, there is a chemical given off by plastic that ends up in oceans. Yes, the chemical is called dimethyl sulfide. After being in the ocean awhile, plastic accumulates grime and bacteria. This sulfur like odor that is created, is reminiscent of the same gas that phytoplankton emit. Birds such as, albatrosses, petrels and shearwaters, are fooled into thinking that food is nearby. The unsuspecting birds end up eating the harmful plastic.
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