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521 kilograms is about 1,500,000,000 times as heavy as a Poppy Seed.
In other words, the weight of a Poppy Seed is 0.000000000590 times that amount.
(Papaver somniferum)
Fifty percent oil by weight, a poppy seed weighs approximately 0.000000300 kilograms. The true pigment of a poppy seed is brown in color, while the characteristic bluish color is an optical illusion caused by a layer of calcium oxalate crystals refracting light rays.
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