Prop Department - Tyler Fever on Instagram: "This magnet will last 1,000 years 😲🧲 read below .. .. Permanent magnets decay at a very slow rate if kept cool and dry, like cheese. It will loose about 2% power every century. It is certainly something to keep around for experiments!"

【ただいま】活動休止から復活したけど2ヶ月で色々失ったので、平日の夜から好きなことをしながら色々と取り戻そうとしてみたら…