CRYPTIC CROSSWORD

ACROSS

6 Throw endless explosive into hole to begin this work? (8,6) 9 Handy sign for British drivers arriving in Calais? (6) 10 Experiment with underground lab equipment (4,4) 11 Network ID menus are undergoing change (8) 13 A cross teacher initially showscharm (6) 15 Embarrassed, immature? Pull out another ballot ticket (6) 17 First batches of typical hussars exhibit disease (6) 19 Choose to leave work with solicitor (3,3) 20 At the front, or near it possibly (8) 22 Boil acid compound that‚ Äôs hellish (8) 24 Prime Minister Attlee entertained maestro (6) 26 Stubborn hesitation in speech about NCO with potential (14)

DOWN

1 OT book predictions transformed duties and tasks (3,11) 2 Unknown mineral brought up, yielding nothing (4) 3 Apprentice teacher imports cold drink (3,3) 4 Envoy (English) lives in army‚ Äôs compound (8) 5 One piece of platinum turned up (4) 7 Peg supports group in Chesterfield (6) 8 Peer‚ Äôs responsibility selling OBEs? OBE possibly (8,6) 12 U.S. contest in which men get upended, grabbing lines? (5) 14 Escort woman in old city (5) 16 Wildebeest, say ‚Äî one allowed to climb in open ground (8) 18 Terrible cough restricts a cowboy (6) 21 Pompous trade union and firm ignoring Irish leader (6) 23 It often goes before bust or bosom, not heart (4) 25 Fine article, unfinished (4)