Олег Давыдов (Редактор отдела «Интернет и СМИ»)
Наука и техника
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5The same properties also contributed to Nazi Germany’s strategy against agar’s scarcity, which — besides being supplied from Japan by submarine — relied on large pre-war stocks and on recovery methods to reuse bacteriological agar by autoclaving (boiling at around 121°C, 250°F, in a pressurized container for 30 to 60 minutes), thus liquefying and sterilizing the jelly, before purifying it again.
Author(s): Jun Chai, Javier LLorca
• （本文仅为作者个人观点，不代表本报立场）