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.
gas / air / smell / weather / to make angry / to annoy / to get angry / vital energy / qi
Mnemonic symbol: a balloon. The Queen of Hearts is disappointed by her balloons. She expected them to float upwards, but in the space station's bathroom, They float randomly in all directions.