Rats that consumed a mix of full-fat chips and chips with olestra wound up eating more and got fatter than rats that noshed on regular chips alone.

吃全脂薯条和蔗糖聚酯薯条的小鼠要比只吃普通薯条的小鼠吃得多，长得肥。

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How it worked: The researchers inserted brightly colored chip markers into specially designed tubes of Lays Stackables potato chips at regular intervals to indicate portion sizes.

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Some students got regular canisters without any red chips.

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New video-processing chips, meanwhile, let agents merge images from infrared cameras with regular video.

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