Agar is so critical that since WWII, scientists have tried to find alternatives in the event of a supply chain breakdown, especially as recent shortages have caused similar alarm. But while other colloid jellies have emerged, agar remains integral to laboratory protocols because no alternatives can yet compete on performance, cost, and ease of use.
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關恆憶述，那時ICE的執法人員持有搜查令，但搜查的目標是住在同一個房子的其他房客，「來抓他們的過程中撞見我。」