ULTRASONIC

SOMEPEOPLE"Unbelievable!" ... or what 17-, 25-, 35- and 46-Across are made from, letter-wise? CONTAGIOUSLike laughter, sometimes ENANTIOMERAwkwardly mention ear — it's one of a pair, the mirror image of the other SETTOMUSICNoted work? GARDENHOSEKid’s knocked over shed one rebuilt – a wind-up for the horticulturalist? (6,4) EMANCIPATEEuropean chap worried about withdrawn photo's release BROOMSTICKWitch carrier (10) BEAUTYMARKEnhancing "blemish" (3x) DUSSELDORFEuropean city recovering from disappointment, investing not as much (10) ALASKAROLLSushi bite topped with salmon ISLEOFDOGSReportedly, I adore residents of Battersea, part of London KOOKABURRAThis bird sits in the old gum tree (10) WORDLESSLYRecklessly sells dowry without a sound (10) INCINERATEBurn one nectarine concoction