CHEM 111 conflicts with THTR 151C

ENV S 15BL conflicts with THTR 104B, CHEM 109A, THTR 95, ESM 208, MAT 200B

ENV S 40 conflicts with THTR 104C, CHEM 109B, THTR 95, THTR 151G, ESM 226

THTR 5 conflicts with THTR 152C, MATRL 289M, MATRL 289N, THTR 15C