19世纪初,巴黎有位叫阿佩尔的人,是个做点心的。他听说海员在漫长的海上生活中吃不到新鲜食物;还有拿破仑派往欧洲各地的远征军士兵也苦于粮食不足。他开始对食物的保存方法进行研究。发现了把热菜放入罐子里密封起来,可以保存很长时间。就在这时,拿破仑下令:“谁能发明让食物不变 At the beginning of the 19th century, there was a person in Paris who called Apel. He had heard that seafarers could not eat fresh food during the long sea life; there were also expeditionary soldiers sent by Napoleon to other parts of Europe who also suffered from insufficient food. He started to study the preservation of food. Found that the hot dishes into the jar sealed up, you can save a long time. Just then, Napoleon ordered: "Who can invent the food unchanged