3d) Union secures derelict plant for anti rust coating (8) T?N?L???
20d) In recession, teacher loves eating dry food (7) ??S????
25a) Tigers act oddly crossing back of cage? They're lit up (10) ???A?????S
29a) Daughter on Skye, unsettleed,longs to avoid north for ages (7,5) ??????? Y????
thankyou for any help.