彭
=
壴
+
彡
:
Menomic symbol: Peng Zu, a legendary figure of Taoism who lived 800 years.
When Pinocchio (p) wants to cook lunch in the engine's kitchen ((e)ng2) he always finds Peng Zu (彭) asleep on the kitchen counter. He finds it very gross because Peng zu has a very long Santa Clause beard (彡) and so Pinocchio wakes him up and scares him away using a big archaic drum (壴).
亨
=
亠
+
口
+
了
:
Mnemonic symbol: American scientist Joseph Henry.
Before Henry (亨) invented inductance he used to hang out with Hamlet (h) a lot in front of the engine ((e)ng1). One day he observed Hamlet shifting a mandarin (口) from a price cup (了) to a beret (亠) and vice versa, which gave him the idea of putting an iron core into an electromagnet.