But agar’s superior qualities come with complex chemistry. “To speak of agar as a single substance of certain (if known) chemical structure is probably a mistake,” wrote phycologist Harold Humm in a 1947 article. According to the Food and Agriculture Organization of the United Nations, agar is merely recognized as “a hydrophilic colloid extracted from certain seaweeds of the Rhodophyceae class.” In terms of its actual composition, agar is mostly a combination of two polysaccharides, agaropectin and agarose, which themselves are complex and poorly-characterized polysaccharides made mostly (but not exclusively) from the simple sugar galactose.8
Yes! If you lose an AirPod, you can buy a replacement for the right or left AirPod through Apple. AppleCare+ doesn't cover lost or stolen AirPods, so it will cost you. You can use Apple's Get an Estimate tool to calculate the possible cost. The same applies if you lose the Charging Case. Your replacements will be new versions.
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