Warning signs

How many types of safety signs are there?

• 1

• 2

• 3

• 4

What general information do the warning signs provide? (3)

• be careful

• forbid

• take precautions

• hazard nearby

• inform

What do warning signs look like?

• blue circle with white symbol

• yellow triangle with a black border and a black symbol

• black symbol with yellow triangle

• black symbol with red circle

What a sign that is?

• high voltage

• warning of moving machinery​

• warning of electric shock​

• beware of electric fencing

How many percent will have to increase signs in bad lighting conditions?

• 50%

• 80%

• 20%

• 30%

What a sign that is?

• Beware of hazard of exposed live high voltage equipment​

• Warning of electric shock​

• Beware of electric fencing​

• Warning of workers overhead

What kind are these signs?

• Warning of moving machinery​

• Beware of electric fencing​

• Warning of electric shock​

• Warning of fire hazard​

What a sign that is?

• Buried cable

• Warning of laser hazard

• Warning of corrosive hazard

• Warning of fragile surface​