Footage of three-foot worms and carnivorous starfish feasting on a seal carcass at the bottom of the Antarctic, from the Life series, was shown on screens during the show.

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Achieving B Corp status would mean the company has a Good Housekeeping-like seal of approval testifying to its triple-bottom-line bona fides.

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From that point, it will take another few days to permanently seal the well with mud and cement from below in what's called a "bottom kill" procedure.

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