Question

what document will inform you about the hazards of the materials and chemicals you will use in roofing work?
safety data sheets (sds)
safety at work sheets (sws)
manufacturer chemical/material sheets (mcs)
chemical hazard documents (chd)

Explanation:

Safety Data Sheets (SDS) provide detailed information about the hazards of materials and chemicals, including physical, health, and environmental - related hazards. They are standard documents for this purpose.

Answer:

A. Safety Data Sheets (SDS)