鼠
=
臼
+
丨
+
丶
:
Sheldon Shrimp (shu) found that there are rats (鼠) in the space station (Ø3), and he wants to get rid of them. In a mortar (臼) pulverizes some petal leaves (丶丶丶丶) and a computer mouse (鼠) grinding with a dinosaur bone three times (丨丨丨). He hopes that the rats like the mixture and the heavy metals used to make the computer mouse will kill the rats.
疫
=
殳
+
疒
:
Maud Younger (y) was supposed to fight an epidemic (疫) in the space station's bathroom (Ø4), but all she got was a halberd (殳). Very soon she got a colorful rash (疒) herself, but she still stands guard in the bathroom and forces everyone to wash their hands regularly.
stick / pole / lever / classifier for long objects such as guns
杆
=
干
+
木
:
Guy Fawkes (g) is putting up Christmas decorations in the anthill (an3). He is using a stick (杆) to put dried fruits (干) on top of the Christmas tree (木).
菌
=
艹
+
囷
:
Zeus (ju) discovers that the granary (囷) in front of the encampment ((e)n1) has been covered with sheets of artificial lawn (艹). Unfortunately due to the bad ventilation a lot of germ / bacteria / fungus / mold (菌) has grown in the granary.