National fire protection association (nfipa) 704 diamond label system firefighters and employees easily recognize the categories of hazardous substances stored on the site. a) true b) false

Answer

True

Explanation

The National Fire Protection Association (NFIPA) 704 help firefighters and employees easily recognize the categories of hazardous substances stored on the site. It is published by National Fire Protection Association to supplement labeling system for emergency respondents and benefit also those working in normal conditions.

answer is d. graphite coatings.

some connecting rods have _graphite coatings_ to lubricate the cylinder wall or piston pin.