Ass Wash is a reagent used mainly for cleansing and/or scrubbing ones posterior, but also has wildly interesting applications in the paralysis of C. elegans for scientific study.
Bobby: "Man, that Ass Wash is some really good stuff!"
Frank: "Wait, what do you mean 'ass wash'? What is that?"
Bobby: "I was using my buddy's ass wash and it really cleaned me up good. Plus it helped me image my worms!"
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