No 10510, Monday 09 Jul 12, Scintillator

Scintillator always has me stumped for some annotations.
ACROSS

1   - A case of projectile changing directions (6) - LOCKET (-r+l)LOCKET

4   - A cutting translating “C'est qui Kelvin?” (8) - QUICKSET*

9   - Good, Regina’s keen to get pregnant (6) - GRAVID {G}{R}{AVID}

10 - Say, “Down a rum at this juncture” (8) - NOWADAYS {SAY+DOWN+A}*

12 - During escape on a plane (2,6) - IN FLIGHT [DD]

13 - A fine piece of holy writing about a landmass (6) - AFRICA {A}{F}RIC{A} Anno pending (addendum - {A}{F}{RI}{CA} - See comments}

15 - Sheep’s utility, reportedly (4) - EWES (~use)

16 - Not quite on top? Bowl slow (3,3,4) - OFF THE PACE [CD]

19 - Physicist to link resistances with currents around a battery (10) - TORRICELLI {TO}{RR}{I{CELL}I}

20 - Gold and aluminium plating of an aperture (4) - ORAL {OR}{AL}

23 - Build up a team of auditors (6) - ACCRUE (~a crew)

25 - Abandoned man gets married after escape (8) - ESCHEWED {ESC}{HE}{WED}

27 - Fractured mandate after second set of results emerged out (8) - EMANATED {sEt}{MANDATE*}

28 - Fruit essence (6) - EFFECT [DD]

29 - Watch: perfect pace-setter with no show of uncertainty (8) - SPECTATE {PACE+SETTer}*

30 - Master of a new wife, so to say (6) - BRIDLE (~bridal)

DOWN

1   - Apprentice set fire to fuel (7) - LIGNITE {L}{IGNITE}

2   - Driver’s said to exhibit a coat (9) - CHAUFFEUR (~show fur)

3   - Lie about a side, taking right medicine (6) - ELIXIR {LIE*}{XI}{R}

5   - What upcoming Rahman opus brings over (4) - UPON <-

6   - Hot furnace releasing nitrogen following explosion in a stove (8) - CHAUFFER Anno pending (Addendum - {H+FURnACE+F}* - See comments)

7   - For example, Vivekananda propelled past ego (5) - SWAMI {SWAM}{I}

8   - One with a will is worried by examination (7) - TESTATE {TEST}{ATE}

11 - Rubbish the Queen’s bargain (7) - CHAFFER {CHAFF}{ER}

14 - Puzzled when there is no profit (2,1,4) - AT A LOSS [DD]

17 - First pointer? (9) - ARROWHEAD [CD]

18 - Unfit rag tailored for a ballet dancer (8) - FIGURANT*

19 - Merchants reflect on skill found over the German society (7) - TRADERS {TRA<-}{DER}{S}

21 - Woman’s regular with loan, deed and title (7) - LADETTE {LoAn DeEd TiTlE}

22 - Clutch a ferocious burying beetle (6) - CHAFER [T]

24 - Tea placed on iron grate (5) - CHAFE {CHA}{FE}

26 - Crack-Jack set to be crunched (4) - JEST {J}{SET*}

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