Get Off My Back comp, demo tracks from '83 and their widely criticized '85 LP. Speaking of that LP, I found this comment on a more reputable blog. I can neither confirm nor deny its validity, but I think it is worth noting:
Being from Philly and from being familiar with Y-DI, the reason the
Black Dust album sounds like it does is that “black dust” was a drug
concoction that consisted of PCP, heroin and formaldehyde which was
soaked onto parsley flakes and smoked. The members of the band regularly
partaked in this drug and the music on this record was written under
Personally, I like the LP. It's a slab of heavy Grade A sludge.