Because of its capacity to be freeze-dried and reconstituted, agar is considered a “physical jelly” (that is, a jelly that sets and melts with temperature changes without needing any additives). This property makes dry agar easy to ship and preserve for long periods of time.5
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Alison Francis,Senior Science Journalist
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This is one of five facilities on the icy continent run by the British Antarctic Survey (BAS), the UK's polar research institute.
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