资用

资 = 次 + 贝 : Zorro (z) has become a real capitalist (资). In front of the space station (Ø1) he locked a crab (贝) into a cube (次). Whenever he throws organic waste into the cube, the crab is so furious that it cuts the carbage to really small pieces and throws it out. Zorro then collects the cut garbage and sells it as organic fertilizer.

用 = 丨 + 月 : Mnemonic symbol: a first aid kit. Can you see the cross on the container?

用 = 丨 + 月 : Yu the Great hurt her leg when she slipped in the engine's bathroom. The moon helps her to splint her leg using the bathroom's first aid kit and a dinosaur bone.