https://youtu.be/mHU-wrt7fcU?si=ihv4slx3JsCGEpM1
Total: Bal b/f TW$1400+TW$100=TW$1500 Bal c/f Salvar: Bal b/f 28 Horas+2 Horas=30 Horas Bal c/f
https://youtu.be/z9pMMw12dg4?si=TTIJT3pX9Zckafw7
----------------------------------------- 〈碎紙機的替代方案〉 平常有個資的紙類垃圾不少，
https://tw.news.yahoo.com/%E9%A6%AE%E7%BF%8A%E7%B6%B1%E7%82%BA%E5%85%B1%E6%A9%9F%E7%B9%9E%E5%8F%B0%E9%9D%9E%E5%A8%81%E8%84%8
