Crossword clues for Was useful 7 letters:AVAILOFMake use of (used reflexively).AMMONIACompound used in smelling saltsAPPLIESUsesANILINELiquid used to make indigo dyeRENEGEDUsed a club when one shouldn't, sayCACHINGUsing computer memory effectively, perhapsGRAWLIXCartoonist term for using symbols in place of profanityASEPTICLike to-be-used surgical instruments, hopefullyTINTYPEOld photo style that doesn't actually use the material mentioned in its nameALPHORNInstrument once primarily used as a communication deviceTEASELSComblike plants once used in textile factoriesSWEEPUPUse a broomTRAINATUse as a base, as a boxerTHREWONUsed to make oneself decentAPRICOTIts seeds are often used to flavor amorettoTRISECTWhat you can't do to an arbitrary angle using a compass and straightedgeSATURNVNASA rocket used to launch SkylabOILFIREDynamite may be used to extinguish oneRAINBOWIt's used to support what isn't straightCRABPOTTrap often used near Maryland or AlaskaGASHORNPortable loud noisemaker using compressed airGASLEAKWhat a "sniffer" is used to detectMAGENTAColor used in four-color processingSFUMATOSubtlety-of-tone technique used in the Mona LisaCANASTAForm of rummy using two decksMONTAGECinematic use of many imagesFLATTERUse oil on, you might sayAIRSHIPVessel that uses buoyancy to flyKOREANSThey use the Hangul alphabetRGBMODEColor setting in imaging software using three colors as "coordinates"SLANGEDUsed casual languageUVINDEXScale used in some summer weather forecastsTEAMERSSpecial-___ (football players used in kicking plays)LINSEEDType of oil used in puttyNETIPOTContainer used in rinsing out nasal cavitiesPONTIACOttawa chief whose name was used by a car companyDESPISEHaven't any use forGRAPNELType of anchor used with small boatsALFALFAPlant used in haySODAASHAlkali chemical used to soften waterHALIDESChemical compounds used as solder pasteNUTTREEIts products need to be cracked before usePRINTEDUsed a copierREDLEADBright colored oxide used in some paint pigmentsJAIALAIGame using a pelotaAPHASIAImpaired use of languageTOLUENESolvent used in explosivesSTYPSISUse of an astringentGINSENGAllegedly healthful root used in teaIONTRAPDevice used to capture and store antimatter