6 Fluorine cannot walk and finds it all consuming ( 4,6) letters
7 Hold still with toes in the air (4,6) letters
16 Parking is behind time for twirling (5,8) letters
17 My stomach has a lot of jewellery (8) letters
19 Safe mixes its drink (8) letters
22 Season has top company meeting (11) letters
19. have seen this answered as: safe = BOX and drink = GIN mixed (as an anagram) - BOXING. However, this is not 8 letters, so don't know whether there is a mistake or not.