Cryptic crossword No 2,733

Across

1. Sexy East Europeans changing their tops? They drive motorists round the bend! (8)
2. Oscar is put in jail for firstly replicating strychnine, for example (6)
3. Single guy is gutted and gloomy (6)
4. The chief of the economic department finally yielding influence (6)
5. Persuasive speech given by King Henry before erotic dancing (8)
6. Block of text contains Royal Marine chart (9)
7. Seriousness of department adjoining hospital (5)
8. Assemble box containing a bit of elastic (6)
9. Old friend gets around old city (6)
10. Salt of the Adriatic possibly working (6)
11. Perhaps hawthorn attracts only half of workers (5)
12. Was a resident wearing religious clothing, Edward? (9)
13. Large church has one priest (8)
14. Quietly giving the nod to digging (6)
15. In parts of Somerset, cheddar is carved (6)
16. Lie dying horribly for giving way (8)

Down

1. Rotted away (3)
2. Sporting tattoos reflected in switchblade knife (5)
3. Writings from enlightened age: genuine but with content switched (10)
4. Noiseless playing of football world champions (9)
5. He'll play along with weird masonic pact (11)
6. Ascertain animal shelter with raised floor is hot (9)
7. Animal hospital administrator initially accepts Japanese money (5)
8. Trips awkwardly around first of clothes lines (6)
9. Adds water to returned casserole (4)
10. Repair central canteen after collapse (11)
11. e.g. in favour of former partner getting more than enough (3,7)
12. Gardener gymnastically revealing hidden strength (6)
13. Boss swept away dust (4)
14. Sister caught in conundrum (3)