溶血

溶 = 容 + 氵 : Rachel Rhinoceros (ru) is making a smoothie in the engine's kitchen ((e)ng2). She put her food in a food container (容) and pours a bottle of water (氵) over it. Because her food is soluble (溶) the mix turns into a slurry.

血 = 丶 + 皿 : Mnemonic symbol: blood transfusion.

Xu Xian hurt himself and needs to get a blood transfusion in the elevator's bathroom. He found a petal leaf as donor, which is bleeding droplets into a bowl; Xu Xian gets the blood from the bowl as infusion using some tubes.