绿豆凸

绿 = 录 + 纟 : Loki (lü) wants to preserve the green (绿) chlorophyll of leaves he collected in the space station's bathroom (Ø4) by putting them into his diary (录). As he opens his diary a few days later he is very upset to see that the silk worm (纟) ate all of them by eating through the pages of his diary.

豆 = 䒑 + 𠮛 : Don Quixote (d) is posting a scroll (𠮛) in the outhouse's bathroom (ou4). He's advertising beans (豆) out of which weed (䒑) will grow.

Tommy Turtle (tu) is installing a convex (凸) lens to the outer hull of the space station (Ø1). The lens is so convex that Tommy Turtle is unable to embrace it with his arms.