H&S Historical Evidence Library
Millboard & Electrical Paper
Start with what you remember, then test the history against period-specific records. This page organizes a historical research path; it does not establish what was present at a particular workplace.
Memory clue: Board-like heat shielding, heavy paper, electrical insulation or thermal barriers
Work activities worth reconstructing
- Electrical maintenance
- Motor/generator/transformer work
- Circuit-breaker or switchgear work
- Boiler/kiln/foundry maintenance
Equipment and systems that may help identify the history
Motors
Generators
Transformers
Switchgear
Circuit breakers
Boilers
Kilns
Time changes the answer
EPA historical use descriptions identify high-grade electrical paper in heavy electrical apparatus and millboard in thermal and electrical applications.
Historical sources used for this research path
- EPA — List of Uses Covered under April 2019 Final Rule
- EPA — Life Cycle of Asbestos in Commercial and Industrial Use
These sources support the generic historical relationship described here. They do not establish a manufacturer, product or material at a particular New York workplace.
Continue from your memory
Tell us what you remember → Historical Evidence Library → New York Workplace Finder →