浓
=
农
+
氵
:
Nelson Newt (nu) is watering his monoculture (农) in the engine's kitchen ((e)ng2). He added a lot of fertilizer to the water in his water bottle (氵) and as he empties the bottle a thick (浓) fog with a strong (浓) smell is emerging from the liquid.
稠
=
禾
+
周
:
Charlie Chaplin (ch) is eating a bowl of cereals (禾) in the outhouse's kitchen (ou2). His cereals consist of densely (稠) packed tiny hula hoops (周) made from sugar.