All of the following are covered by the OSH Act EXCEPT:
All employees and their employers in the 50 state
Certain territories under federal government authority
Public employees in state and local governments
Territories of the Outer Continental Shelf Lands

All employees and their employers in the 50 states.

Explanation:

The Occupational Safety and Health Act of 1970 ensures that certain workers are protected and are provided with safe working conditions, training and assistance.

The act covers certain territories under the Federal government authority, some public employees in state and local governments, and the outer continental shelf lands.

It does not cover all employees and their employers in the 50 states.

well, there are a lot of places we get information about earth from. like science classes, websites, books, newspapers, etc.