In a properly wired 120 V electric circuit, the hot wire is generally
Black or red
Ваге
Green
White or gray - ANSWER Black or red
Water puts out a fire by
Creating a chain reaction
• Cutting off the oxygen supply
• Reducing the fuel temperature
• Scattering the fuel - ANSWER Reducing the fuel temp
OSHA's Hazard Communication standard requires chemical
manufacturers and distributors to
Identify all hazardous chemicals
• Locate disposal sites for hazardous chemicals
• Stop producing hazardous chemicals
• Train all workers who will handle hazardous chemicals - ANSWER
Identify all hazardous chemicals
The purpose of the grounding wire in an electric tool is to protect against
Disconnection
• Electric shock
• Overspeeding
• Power supply failure - ANSWER Electric shock
When energizing electrical equipment, the electrical enclosure door
should be
, Ajar
• Bolted
• Removed
• Wide open - ANSWER Bolted
If you are uncertain what kind of gloves to wear when working with a
chemical, you should
Assume that no gloves are required
• Check glove manufacturers' charts
• Use a multi-purpose glove
• Wear two pairs - ANSWER Check glove manufacturers' charts
When ingested, chemicals are absorbed into the body through the
Esophagus
• Intestines
• Lungs
Skin - ANSWER Intestines
The four elements in the fire pyramid are fuel, heat, oxygen and a
Careless act
• Chain reaction
• Spark or flame
Sprinkling of gasoline - ANSWER Chain reaction
One way to protect your hearing is to
Measure sound levels
Reduce the NRR
Use a dosimeter
Wear PPE - ANSWER Wear ppe
Before you disconnect a pneumatic tool, turn off the air supply and
________
the pressure
Black or red
Ваге
Green
White or gray - ANSWER Black or red
Water puts out a fire by
Creating a chain reaction
• Cutting off the oxygen supply
• Reducing the fuel temperature
• Scattering the fuel - ANSWER Reducing the fuel temp
OSHA's Hazard Communication standard requires chemical
manufacturers and distributors to
Identify all hazardous chemicals
• Locate disposal sites for hazardous chemicals
• Stop producing hazardous chemicals
• Train all workers who will handle hazardous chemicals - ANSWER
Identify all hazardous chemicals
The purpose of the grounding wire in an electric tool is to protect against
Disconnection
• Electric shock
• Overspeeding
• Power supply failure - ANSWER Electric shock
When energizing electrical equipment, the electrical enclosure door
should be
, Ajar
• Bolted
• Removed
• Wide open - ANSWER Bolted
If you are uncertain what kind of gloves to wear when working with a
chemical, you should
Assume that no gloves are required
• Check glove manufacturers' charts
• Use a multi-purpose glove
• Wear two pairs - ANSWER Check glove manufacturers' charts
When ingested, chemicals are absorbed into the body through the
Esophagus
• Intestines
• Lungs
Skin - ANSWER Intestines
The four elements in the fire pyramid are fuel, heat, oxygen and a
Careless act
• Chain reaction
• Spark or flame
Sprinkling of gasoline - ANSWER Chain reaction
One way to protect your hearing is to
Measure sound levels
Reduce the NRR
Use a dosimeter
Wear PPE - ANSWER Wear ppe
Before you disconnect a pneumatic tool, turn off the air supply and
________
the pressure
