飲用

饮 = 欠 + 饣 : Maud Younger (y) is visiting the encampment ((e)n3) and she's very hungry and thirsty. She finds that the yellow emperor left his lunch at his throne, so she just takes the Chinese cruller (饣) and ice cold soft drink (饮). To make up for it she leaves an IOU note (欠) on the throne.

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.