Crossword clues for -- acid 4 letters:ACIDEtching agentACIDLow-pH chemicalACIDTripping materialACIDBiting sarcasmACIDBell spilled itACIDTartACIDBitterly harshACIDSee 10-DownACIDVitriolicACIDBase's oppositeACIDType of jazzACIDWoodstock purchaseACIDBattery stuffACIDSort of rock or jazzACID___-washACIDBitterACIDIt can make you see thingsACIDRecreational drug sold in dosesACIDYou might drop itACIDIt'll make you see thingsACIDTrip mechanism?ACIDSee 2 DownACIDAgent that may be taken in micro quantities to (allegedly) enhance creativity, and this puzzle's themeACIDLitmus test substanceACIDCitric ____ACIDAyahuasca alternativeACIDEtching solutionACIDA lot of music from the '60s was made on itACIDSarcasticACIDIndigestion causeACIDTangyACIDKind of testACIDTest typeACIDWord with rock or rainACIDCorrosive liquidACIDSubject of some 1960s CIA researchACIDYou trip when you drop itACIDTripping stuffACIDAmino, boric, or citricACIDEtcher's needACIDLitmus reddenerACIDOne on the low end of a 1-14 scaleACIDNitric or sulfuricACIDSee 66-AcrossACIDKind of rainACIDElement of A.G. Bell's serendipityACIDEtching fluidACIDTab at WoodstockACIDYou might drop it before a tripACIDAlkali neutralizer