No 11394, Thursday 14 May 2015, Spinner

ACROSS
1   Way to vent one’s heart (6) ARTERY [C&DD]
4   When there’s no empty hive, no honeybee goes off individually (3,2,3) ONE BY ONE {NO + hONEYBEe - HivE}*
10 Decree leading to Commonwealth annexing Union Territory (7) STATUTE {STAT{UT}E}
11 Husband interferes in unmarried woman’s haircut (7) SHINGLE {S{H}INGLE}

12 Birth of nano-science leaves no impression initially (8) NASCENCE {NAno-SCiENCE}
13 Exploits retards (6) STUNTS [DD]
15 Crack Spinner’s first set (4) SLOT {Sp...r}{LOT}
16 Competes with one player needing no introduction and wins (9) VICTORIES {V{I}{aCTOR}IES}
20 Melts butter to refine éclairs if spoilt (9) CLARIFIES*
21 Comprehensive database includes a scripture (4) VEDA [T]
24 Rupee affected with onset of oligopoly in the Occident (6) EUROPE {RUPEE+Oc...t}*
26 Constrain with out-swing at the start to get bail flying (8) OBLIGATE {Ou...g}{GET+BAIL}*
28 Dirty old man has trimmed mane (7) UNCLEAN {UNCLE}{mANe} Uncle and Old Man?
29 Tunic, ornaments concealing mythical creature (7) UNICORN [T]
30 Unmasking former flame’s faking (8) EXPOSING {EX}{POSING}
31 Discharges extremely irate visitors after some underwear goes missing (6) EGESTS {i...tE}{GuESTS}

DOWN
1   Criminal, perhaps in roasts (8) ARSONIST*
2   A mushroom is an animal’s pedestal (9) TOADSTOOL {TOAD}{STOOL}
3   Ways to conquer disheartened emperors (6) ROUTES {ROUT}{Em...rS}
5   Basically, no external sportsman triumphs in Kiwi-home? (4) NEST Acrostic
6   Bumps caused by friction in group of second-grade performers (8) BLISTERS {B-LISTERS}
7   Playing raga after dropping note, on instrument (5) ORGAN {RAGa+ON}*
8   Nevertheless, beaten seven-love (4,2) EVEN SO {EVEN S}*{O}
9   They’re dropped as a sign of interest by the Queen to get King and overlords by her side (9) KERCHIEFS {K}{ER}{CHIEFS}
14 An element of my tribute’s funny (9) YTTERBIUM*
17 Lifts dress to reveal sister’s top (9) ELEVATORS {T+REVEAL}*{Si...r}
18 Western musician’s covers (8) WRAPPERS {W}{RAPPERS}
19 Parades leading to huffs and puffs with oldness creeping in (8) PAGEANTS {P{AGE}ANTS}
22 40-40? Accepts draw to conclude! (6) DEDUCE {DE{D}UCE}
23 Upcoming band is divided (6) RISING {R{IS}ING}
25 Review fast bowler’s run-up (5) RECAP <=
27 Privy to letters from Latino nation (2,2) IN ON [T]

GRID