扇形

扇 = 户 + 羽 : Sherlock Holmes (sh) tries to escape the summer heat in the anthill's bathroom (an4). He makes a fan (扇) by attaching a lot of feathers (羽) to a swinging door (户) and fans some fresh air towards himself.

形 = 开 + 彡 : Marie Curie (xi) is modding her fake Santa Clause beard (彡) into a new shape (形). With a bottle opener (开) she carves the beard in the engine's kitchen ((e)ng2) so that it gets a fractal (形) shape (形).