7 Equipment and Tool Safety NIMS Process Control

Front

How many major types of machine guards are there?

Back

Four

Answer explanation

The four major types of machine guards are: fixed guards, interlocked guards, adjustable guards, and self-adjusting guards. These keep hands, clothing, and other body parts away from moving parts.

Front

For safety, chips may be removed from a milling or drilling machine table with a brush or __________.

Back

Compressed air

Answer explanation

Chips and shavings can be sharp. Using compressed air (or a brush) keeps hands away from hot or sharp metal pieces. Never use your hand to sweep chips.

Front

If an operator does not test equipment after it is locked out, what should be done?

Back

They should be retrained

Answer explanation

Testing after lockout ensures that the machine is truly de-energized. Failure to test is a serious safety violation and means the operator must be retrained before continuing work.

Front

A wrench applies __________ to the head of a threaded fastener to turn it.

Back

Torque

Answer explanation

Torque is the turning force that causes a nut or bolt to rotate. A wrench gives mechanical advantage to safely apply torque without damaging the fastener.

Front

Cranes can only be operated by a(n) __________.

Back

Certified crane operator

Answer explanation

Cranes are heavy equipment and require special training. Only certified crane operators are qualified to run them to avoid accidents and comply with OSHA regulations.

Front

What can lead to accidents when using hand tools?

Back

Distractions

Answer explanation

Not paying attention or being distracted while using tools causes injuries such as cuts, pinches, and strikes. Staying focused is part of safe work habits.

The guy in the image got so distracted.... did he cut off another worker's fingers with a screwdriver....?

Front

When should safety glasses be worn?

Back

Using a drill press

Answer explanation

A drill press can throw chips and debris toward the operator’s eyes. Safety glasses provide a barrier to protect vision from flying particles.

Front

As a safety precaution, which of these should be chained to a rigid fixture? Forklift, Drill press, Welder, Compressed gas cylinder

Back

Compressed gas cylinder

Answer explanation

Compressed gas cylinders must always be secured upright to prevent them from falling and turning into dangerous projectiles if the valve is broken.

Front

A __________ prevents a machine from operating without the proper guards in place.

Back

Machine interlock

Answer explanation

An interlock is a safety feature that prevents a machine from working unless certain conditions are met.

Interlocks protect people from getting hurt and equipment from being damaged.

Here are everyday examples of interlocks you already know:

• Microwave Door: The microwave will not run unless the door is closed and latched.

• Clothes Dryer Door: The dryer stops spinning when the door is opened.

• Car Gear Shift: Some cars won’t shift out of park unless the seat belt is fastened.

• Lawnmower Seat Switch: The mower engine shuts off if no one is sitting on the seat.

Interlocks are everywhere — they are a simple but powerful way to keep people safe.

Front

If an inspection reveals a problem with a forklift, the forklift must be __________ until the problem is fixed.

Back

Put out of service

Answer explanation

Unsafe forklifts cannot be used. They must be tagged and taken out of service until repairs are made to avoid accidents.