藤倉工業のマグネシウム電池なめんなよ
https://article-image-ix.nikkei.com/https%3A%2F%2Fimgix-proxy.n8s.jp%2FDSXMZO3054588015052018L72001-PN1-1.jpg?auto=format%2Ccompress&;ch=Width%2CDPR&fit=max&ixlib=java-1.1.1&s=9d604d056a74caff3a7c1c147abff5a3