紡織工業

纺 = 方 + 纟 : Frankenstein's Monster (f) is spinning silk (纺) inside of the anglepod (ang3). He directly spins (纺) the silk produced by a silk worm (纟) on a square (方) frame.

织 = 只 + 纟 : James II of England (zh) founded the international knitting (织) organization (织) in front of the space station (Ø1). Together with him a silk worm (纟) and a cuttlefish (只) are knitting (织) the world's longest scarf.

工 = 二 + 丨 : Mnemonic symbol: a steel beam, since 工 looks like the cross section of a steel beam. In front of the engine ((e)ng1), Gitta Giraffe (gu) is doing some hard work: She's stacking a capacitor (二) on a dinosaur bone (丨) on a capacitor (二). She's not very successful, but then she gets the idea to use steel beams (工) as support.

I can't help but see a bullfrog in 业. Maud Younger finds that the climate in the elevator's bathroom are perfect for her new business: growing bullfrogs.