牙机巧制

Mnemonic symbol: wisdom tooth. Maud Younger has a wisdom tooth removed just inside the ashram's kitchen.

机 = 几 + 木 : Joan of Arc (ji) made a machine (机) that fully automatically manufactures tables (几) out of Christmas trees (木) and tests it in front of the space station (Ø1).

巧 = 丂 + 工 : The Queen of Hearts (qi) arrived just at the right time (巧) in the aorta (ao3). When she arrived a big chocolate (巧) house, reinforced using steel beams (工), was about to melt and collapse. Just at the right time the Queen of Hearts put a huge breathing mask (丂) under the collapsing structure to collect the chocolate, filter it with the mask and reuse it.

制 = 牛 + 巾 + 刂 : James II of England (zh) and the bull (牛) have to work in a sweatshop in the space station's bathroom (Ø4) where they manufacture (制) one printed circuit board (制) after the other. Their only tools are kitchen knives (刂) with which they carve the boards. They sweat a lot, so each of them has a towel (巾) wrapped around their neck.