Cryptic crossword No 4,068

Across

1. Second thoughts about French is annoying people (5)
2. Assistant's private affair fairly outed on occasion (9)
3. Work lots obtaining raise essentially in company (9)
4. Shoot up Charlie near leg? (5)
5. Mum left loaf out (5)
6. Global spy encircling road at retreats (9)
7. Old lover half-heartedly making waste (9)
8. Tin cans in what way came? (5)
9. Ferment unknown pig scraps initially bad-smelling (5)
10. Regularly ruined Dr. Seuss's read with no cover (9)
11. Quiet toymaker finds bank (5)
12. Burn wounds relieved from special oils (9)
13. Father's notepad moving places (5)
14. Run from hippo in the area (5)
15. How is British television show broadcast by the BBC? (6,3)
16. Enclosing buffaloes some time ago (4,5)

Down

1. Expert put together with student to finally study to a high degree (9)
2. Unknown sailor caught bisexual crayfish (5)
3. Fuel it with charged particle fusion in cabinets? (9)
4. Dino rarely found around certain soil? (9)
5. Follower of God, the Almighty, returns with apostles finally herded by them (9)
6. North-east shed storing rum crashed (6,3)
7. Son went with haste (5)
8. Disfigure one during recess - most alarming (9)
9. Go easy on weak person leaving hour after Kelvin entered (5)
10. Noticed an engineer held back (9)
11. Big MyC figures told moderator (5)
12. They get heated silver bits, sharp, essentially to cut torso (9)
13. One getting instructed from nearly sick dogs, one from its litter (5)
14. Even in troutless ditches, find bears (5)
15. Chuck water over wound, "Ow!" Selena revealed (5)
16. Upset American college with concerning value in Ecuador (5)