Misc: In which city did Inspector Taggart operate?

Questions

90% of vitamin ---------- in brussels sprouts will be lost in cooking?

---------- , not caffeine, are more efficient at waking up in the morning?

apples, not---------- , are more efficient at waking up in the morning?

---------- are called brussel sprouts because they were discovered in brussels?

eating raw onions are good for unblocking a stuffed----------?