熟悉

熟 = 享 + 丸 + 灬 : Sheldon Shrimp (shu) concocts an elixir against his stomach ache in the space station's kitchen (Ø2). On a small grill (灬) He put a drink (享) in which he dissolves a whole bag of painkillers (丸). When the pills are fully dissolved, his elixir is done (熟).

熟 = 孰 + 灬 : The riddler captured Sheldon Shrimp (shu) in the space station's kitchen (Ø2) and threatens to put him on a grill (灬) and cook him until he is ripe (熟) if he fails to win a game of "who am I" (孰).

悉 = 心 + 釆 : Marie Curie (xi) noticed that her heart (心) is not working very well in front of the space station (Ø1). It is probably just the lack of any atmosphere and freezing temperature; but in all cases (悉) she wants to know (悉) what is going on and takes a few samples with her sampling tool (釆).