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Combustible Dust Awareness – AP4289E
to take the exam.
If possible you should use compressed air to clear dust away from electrical outlets.
Metal dusts are never combustible.
How fine does dust need to be before it becomes combustible?
The thickness of a dime
The size of a typewrite period (.)
The size of table salt
The width of a human hair
It is okay to dry sweep a combustible dust as long as you wear a mask.
Which element is not part of the Dust Explosion Pentagon?
What do we call it when dust becomes mixed with oxygen?
OSHA has identified more than how many materials that pose a risk for a dust explosion.
Dust explosions happen when dust is mixed with oxygen and comes in to contact with ____________?
Another type of dust
Vapor capture hoods
The three ingredients necessary to start a fire are:
Heat, Fuel, Dust
Heat, Dust, Confinement
Heat, Fuel, Oxygen
Heat, Fire, Dust
In a dust explosion what acts as the fuel source?