工农业

工 = 二 + 丨 : Mnemonic symbol: a steel beam, since 工 looks like the cross section of a steel beam.

Gitta Giraffe (gu) is working a shift in front of the engine ((e)ng1). Her job is to melt dinosaur bones (丨) so that they can be disposed off easily. To melt the bones, she is shorting a huge capacitor (二) with a steel beam (工) which consequently heats up to a bright glow. Using the glowing hot steel beam she can melt the dinosaur bone easily.

农 = 冖 + 𧘇 : Nelson Newt (nu) started a monoculture (农) in the engine's kitchen ((e)ng2). He set up melon plants on top of the stones, and the melons are hanging down to the sides. Just above the melons he set up cooking tops (冖) to provide some shade. To water his plants, he has to climb up a step ladder (𧘇).

农 = 冖 + 𧘇 : Nelson Newt (nu) started a monoculture (农) in the engine's kitchen ((e)ng2). He set up melon plants on top of the stones, and the melons are hanging down to the sides. Just above the melons he set up cooking tops (冖) to provide some shade. To water his plants, he has to climb up a step ladder (𧘇).

农 = 冖 + 𧘇 : Nelson Newt (nu) started a monoculture (农) in the engine's kitchen ((e)ng2). He set up melon plants on top of the stones, and the melons are hanging down to the sides. Just above the melons he set up cooking tops (冖) to provide some shade. To water his plants, he has to climb up a step ladder (𧘇).

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.