Microbiologists have been growing microbes on agar plates for nearly 150 years, but agar’s discovery dates back to a happy accident in a mid-17th-century kitchen. Legend has it that on a cold winter day, a Japanese innkeeper cooked tokoroten soup, a Chinese agar seaweed recipe known in Japan for centuries. After the meal, the innkeeper discarded the leftovers outside and noticed the next morning that the sun had turned the defrosting jelly into a porous mass. Intrigued, the innkeeper was said to have boiled the substance again, reconstituting the jelly. Since this discovery, agar has become a staple in many Japanese desserts, from yokan to anmitsu.
Dutton and Painter argue that this trauma bond helps explain why people can feel magnetised back to relationships that are objectively bad for them – because the mix of danger and affection is familiar, not because it is healthy.。同城约会对此有专业解读
1 hour agoShareSave。快连下载安装对此有专业解读
项目管理是确保团队高效协作、按时交付的关键。
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