Crossword clues for Use a 13 Down. 4 lettersAnswerClueSIFTUse a 13 Down.ZAPSUses a 13-Across onHERODavid, after using his 13-DownSALTSUses 13 DownGRATERTool used on 13 DownTHREADItem used by 13-Across to navigate the 22-AcrossLEMCraft carried but never used on Apollo 13, for shortRONDELS13- or 14-line poems using only two different rhymesNATHANHALERevolutionary War hero spelled using only the letters of 13-DownCAMOUFLAGETrick used by the creatures found in rows 3, 5, 11 and 13