ADVECT_SCALAR  1
ADVECT_SCALAR_MONO  1
ADVECT_SCALAR_PD  1
HORIZONTAL_DIFFUSION  1
NL_GET_TIME_STEP  1
SET_TEND  1
SIXTH_ORDER_DIFFUSION  1
VERTICAL_DIFFUSION  1
VERTICAL_DIFFUSION_MP  1
ZERO_TEND  1