2d Material from US city underwritten by 50% of capital(6) N?L?? NYLON (NY - New York + LON - London)
3d Appoint this person that's come up with scheme (6) E?P??? EMPLOY (ME + PLOY)
12a Labour carrying in loud chef's essential item (7) T???O?L TINFOIL (Not sure but is it L for labour & F for loud!!)