Could anyone point me in the right direction with these clues please? Thanks.
15 across-Constituent of bauxite bits oddly found in scoff(8)????S??E
16 across-Ailment in a face that's distinctively pronounced(7)???I???
35 across- Edge Reds out,allowing crowd in post-apartheid?(12)desegregated?
19 down- Vandal maybe,radical holding cheap eatery up(7) No letters