泄
=
世
+
氵
:
Marie Curie (xi) is putting up a poster by the WHO (世) in the elevator's bathroom (e4). It is alerting everyone that when filling your water bottle (氵) from the tap not a single drop is allowed to leak (泄) through the closed bottle.
殖
=
歹
+
直
:
The wicked witch (歹) asks James II of England (zh) to reproduce (殖) with her just inside the space station's bathroom (Ø2), but James II of England will only agree if she'll be straight edge (直).
cavity of body / barrel (e.g. engine cylinder) / compartment / tune / accent of speech
腔
=
月
+
空
:
In front of the anglepod (ang1) the Queen of Hearts (qi) helps the moon (月) to install air conditioning (空) so that his cavity (腔) is always at the right temperature.