紅黴素

红 = 工 + 纟 : Mnemonic symbol: a little red book.

Helga Horse (hu) is reading the little red book (红) in the engine's kitchen ((e)ng2), when she discovers that it is being eaten by a silk worm (纟). She overreacts a little and wants to beat the silk worm with a steel beam (工).

霉 = 每 + 雨 : Mahatma Gandhi (m) is working out every day (每) in the Eiffel Tower's kitchen (ei2). Every time the sweat is raining (雨) off of his body and he never opens the window. Because of the humid air, a lot of mold (霉) has formed over time.

素 = 龶 + 糸 : Susan Saint Bernard (su) has decided to become a vegan (素) and to let everyone know. In the space station's bathroom (Ø4) she manufactures a fancy headdress (龶) in the form of a vegan flower (素) out of her own spider silk (糸) so that everyone who sees her instantly knows that she's vegan (素).