Combustible Dust
This condition increases the risk of dust explosion.
What is dust accumulation?
This type of lock must be used when a person is exposed to hazardous energy.
What is a personal lock?
This is the first step if you see an unsafe condition.
What is stop and report it?
This type of waste must never go in regular trash.
What is hazardous waste?
You see someone clearing a jam without LOTO.
What is stop the job and notify supervision?
This type of equipment is preferred for cleaning combustible dust.
What is a vacuum?
This lock is only used to maintain protection during a shift transition or when no employees are present.
What is a supervisor lock?
This type of hazard involves moving machine parts.
What is a mechanical hazard?
You don’t understand the hazard or how to do a task safely.
What is stop and ask for help?
This common tool should NOT be used because it spreads dust into the air.
What is compressed air?
If two people are working on a machine, this is how many locks should be applied.
What are two locks?
A machine is down but not locked out and could restart.
What is apply LOTO or notify supervisor immediately?
This creates the 3rd element needed for a dust explosion (fuel + oxygen + ___).
What is an ignition source?
This hazard can still exist even when a machine looks “off.”
What is stored energy?
This condition must be controlled even if dust isn’t visible in the air.
What is hidden accumulation (overhead surfaces, beams, ducts)?
This is NOT a valid LOTO control method
What is “just turning it off" or department lock only