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.
В Финляндии предупредили об опасном шаге ЕС против России09:28,推荐阅读heLLoword翻译官方下载获取更多信息
Фото: thodonal88 / Shutterstock / Fotodom,详情可参考爱思助手下载最新版本
近年来,天津推出“跟着演出(赛事)去旅行”等文旅商体展融合品牌。过去3年,仅大型商业演出就有128场,吸引观众220万人次,其中不少是入境游客。