French-English translations for crasse

filthBefore we start cooking we need to clean up the filth in this kitchenHe spends all his time watching filth on pornographic websitesWe were in the middle of stashing the money when the filth arrived
crassAll the more reason, therefore, for us to explain here today, from a European perspective, the crass incompetence of the British Government's handling of the BSE crisis. Raison de plus pour exposer ici aujourd'hui, dans une perspective européenne, l'incompétence crasse dont a fait preuve le gouvernement britannique dans la gestion de la crise de l'ESB.

dirt
us
The reporter uncovered the dirt on the businessman by going undercover.
grimeUnderneath all that soot, dirt and grime is the true beauty of the church in soft shades of sandstone
scum
us
During smelting, scum rises to the surface and is then removed by the smelterThese organisms form scum in large quantitiesPeople who sell used-up pens are scum, just total low-lives