What's the lowdown on "dirt"? When do you use "kras", "salte", or "pousyè"

To be specific, the following Haitian Creole words for "dirt" are translated in English in this manner:

Salte → impurity, filth, filthiness, sleaze, slime

kras → grime, gook, gunk, smudge, stain

Pousyè → dust, soot, smut, dust bunnies

labou → mud, sludge, silt

pouriti → rottenness, decay, pollution, spoliation, foulness