H&S Historical Evidence Library
Joint Compounds, Plasters & Coatings
Start with the work and material you remember, then test the history against period-specific records. This page organizes a research path; it does not establish what was present at a particular workplace.
Memory clue: Drywall finishing, patching, plaster, textured coatings or other wall/ceiling finishing work
Work activities worth reconstructing
- Mixing dry material
- Applying joint or patching compound
- Sanding finished surfaces
- Renovation or demolition
Places, systems or equipment that can narrow the history
Walls and ceilings
Commercial buildings
Schools and hospitals
Residential construction
Time changes the answer
EPA identifies historical asbestos use in some patching compounds, plasters, textured paints, mastics and related building materials. Brand, formulation and date are essential.
Authoritative sources for this research path
- EPA — Learn About Asbestos
- EPA — List of Uses Covered under April 2019 Final Rule
- EPA — Final Asbestos Part 2 Risk Evaluation
These sources support the generic historical relationship. They do not establish that a particular material was present at a specific workplace or encountered by a particular person.