Without agar, countries could not produce vaccines or the “miracle drug” penicillin, especially critical in wartime. In fact, they risked a “breakdown of [the] public health service” that would have had “far-reaching and serious results,” according to Lieutenant-General Ernest Bradfield. Extracted from marine algae and solidified into a jelly-like substrate, agar provides the surface on which scientists grow colonies of microbes for vaccine production and antibiotic testing. “The most important service that agar renders to mankind, in war or in peace, is as a bacteriological culture medium,” wrote oceanographer C.K. Tseng in a 1944 essay titled “A Seaweed Goes to War.”3
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Fujifilm’s new Instax Mini LiPlay Plus isn’t nearly as stylish as the Instax Mini Evo, but it’s worth considering if you take a lot of selfies. At $234.99, the hybrid camera costs the same as the Instax Mini Evo, but features a 3-inch LCD screen on the back, along with a second, rear-facing wide-angle lens designed specifically for self-portraits. That dedicated selfie camera, paired with the LCD, delivers some of the best — and most precise — selfies I’ve captured with an instant camera to date.
「我一直很有冒險精神，也對尋找最原始的地方感興趣。」麥肯齊透過衛星視訊接受 BBC訪問時說。，推荐阅读heLLoword翻译官方下载获取更多信息