截面

截 = 𢦏 + 隹 : The sparrow (隹) accidentally cut off (截) part of his wing. Joan of Arc (ji) helps him by sewing (𢦏) his wing back on in the elevator's kitchen (e2).

面 = 丆 + 囬 : Mnemonic symbol: a spray flask with one of these liquids which make a surface super slippery.

In the anthill's bathroom (an4), Marilyn Monroe (mi) wants to set up a wind wheel (丆) on top of a closet (囬). Just as she tries to fix it she slips and falls down, the wind wheel crashing on the floor. She didn't notice that somebody used a can of non-stick coating (面) on the closet's surfaces (面).