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Quizzes > Health & Medicine

Operating Machinery While Wearing Gloves: Which Statement Is True?

Quick, free quiz to test your knowledge of machinery glove safety. Instant results.

Editorial: Review CompletedCreated By: Jynene AlfayUpdated Aug 26, 2025
Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
Paper art illustration showing safety gloves and machinery icons on dark blue background for operating machinery safety quiz

This quiz helps you check safe practices for operating machinery while wearing gloves. Learn when gloves protect, when they create risk, and how guards and PPE fit in. Dig deeper with machine safeguarding requirements, reinforce hazards in a pinch point safety quiz, and refresh fundamentals in an osha ppe quiz.

What is the primary purpose of a safety guard on a machine?
To prevent access to moving parts
To contain chemical spills
To reduce electrical consumption
To lower noise levels
A safety guard is designed to physically block operators from the point of operation and other hazardous moving parts, reducing the risk of entanglement or crushing. It does not control electricity, noise, or chemicals. Proper guarding is mandated by many safety standards to protect personnel.
What does the Lockout-Tagout procedure ensure before maintenance?
That all energy sources are isolated and cannot be re-energized
That the machine is cleaned thoroughly
That operators have received overtime pay
That the power switch is labeled
Lockout-Tagout (LOTO) secures machinery energy sources - electrical, mechanical, hydraulic - to prevent accidental start-up during service or maintenance. This isolation protects workers from unexpected energy release. Cleaning and labeling alone do not guarantee safety without proper energy isolation.
Which personal protective equipment is most appropriate for protecting hands from sharp edges during machinery operation?
Thermal-insulated gloves
Chemical-resistant nitrile gloves
Cut-resistant gloves
Cotton work gloves
Cut-resistant gloves are specially designed with materials like high-performance polyethylene or metal strands to resist lacerations. Thermal or chemical gloves protect against heat or solvents but not sharp edges. Cotton gloves offer minimal protection against cuts.
What is the standard color for an emergency stop button on industrial equipment?
Green
Red
Yellow
Blue
Red is universally used to indicate emergency stop functions, making the button easily recognizable in urgent situations. Green typically signals a start or safe condition, while yellow and blue are used for warnings or informational signs. Standardizing colors helps prevent confusion during emergencies.
Before powering up a machine, you should always ensure that:
Only supervisors are present
The machine is painted
You have upgraded the software
The work area is clear of obstructions
Clearing the work area removes tripping hazards and prevents parts or debris from interfering with machine operation. Painting and software upgrades are unrelated to immediate safety checks. Supervisors need not be the only ones present for safe startup.
How frequently should you inspect a machine for obvious defects or hazards?
After five days of operation
Only when it breaks down
Before each use
Once a year
Inspecting machinery before each use detects problems early, reduces downtime, and enhances safety. Annual or infrequent checks may miss developing hazards. Waiting for breakdowns increases the risk of serious incidents.
Which safety sign color indicates a mandatory action, such as wearing protective gloves?
Blue
Yellow
Red
Green
Blue signs denote mandatory actions required to ensure safety, such as wearing gloves or eye protection. Red is used for prohibition and fire equipment, yellow for warnings, and green for safe conditions or exits. Recognizing sign colors aids compliance.
If you discover a guard is missing or damaged on a machine, you should:
Remove another guard for balance
Cover it with tape and proceed
Continue but work more slowly
Stop use and report it immediately
Operating machinery without proper guarding poses immediate risk of injury. Use must cease until a qualified person repairs or replaces the guard. Temporary fixes like tape are unsafe.
Which device physically locks a machine's energy-isolating mechanism in the safe position?
Overload relay
Circuit breaker
Lockout device
Ground fault interrupter
A lockout device secures energy isolation points (like valves or switches) to prevent re-energization. Circuit breakers and fault interrupters protect circuits but do not lock out energy. Relays protect equipment from overloads but aren't LOTO devices.
For handling sheet metal with sharp edges, the best glove choice is:
Latex medical gloves
Thermal welding gloves
Rubber insulating gloves
Cut-resistant gloves rated Level A5 or higher
Cut-resistant gloves with at least ANSI/ISEA Level A5 protect hands from sheet metal lacerations. Rubber gloves are for electrical isolation, latex for biohazards, and welding gloves for heat. Selecting the right rating matches the hazard.
What should a machine maintenance log include?
Operator lunch breaks
Only major breakdown reports
Dates, performed tasks, and inspector's name
Inventory counts of finished goods
A proper maintenance log documents each inspection or repair date, the tasks completed, and who performed them. This record supports defect tracking and compliance with safety regulations. Other details like lunch breaks or product counts are irrelevant.
Which scenario best describes a pinch point hazard?
Exposure to loud noise from a motor
Fingers caught between a moving belt and a pulley
High-temperature steam leak
Chemical splash on the operator's hand
Pinch points occur where two machine parts move together, trapping body parts or clothing. A belt and pulley is a common example. Noise, chemicals, and steam are different hazard categories.
Using a two-hand control safety device on a press brake primarily:
Doubles pressing speed
Monitors oil temperature
Allows foot operation
Prevents activation unless both hands are on controls
A two-hand control system requires simultaneous use of both hands, keeping them away from the danger zone during activation. It does not affect speed, foot controls, or oil monitoring.
Which type of guard stops the machine automatically if opened?
Interlocked guard
Fixed barrier
Self-adjusting guard
Tool guard
An interlocked guard has a switch that shuts down power when the guard is opened. Fixed barriers do not stop machinery, self-adjusting guards move with the workpiece, and tool guards are specialized devices.
What is a common recommended minimum clearance between machinery and nearby walls for safe access?
5 meters
0.5 centimeters
10 centimeters
1 meter
A clearance of about 1 meter (3 feet) around machinery allows safe maintenance, inspection, and emergency access. Smaller spaces can hinder rescue or servicing. Excessive clearances aren't practical in most industrial settings.
During a hazard assessment you first need to:
Increase machine speed
Purchase new PPE
Identify all potential energy sources
Hire more staff
Identifying energy sources - electrical, mechanical, hydraulic, pneumatic - is the first step in assessing machine hazards. Without this, you cannot properly control or isolate risks. PPE purchase comes later, and staffing or speed changes are unrelated to initial hazard identification.
Under the ANSI/ISEA 105 standard, which cut resistance level indicates the highest performance?
Level A5
Level A1
Level A2
Level A9
ANSI/ISEA 105 rates gloves from A1 (lowest) to A9 (highest) based on cut protection. Level A9 gloves offer the maximum cut resistance under the system. Mid-levels like A5 are common for moderate hazards.
Which sequence is correct for performing Lockout-Tagout?
Shut down ? Apply lock/tag ? Isolate energy ? Notify ? Verify isolation
Isolate energy ? Notify ? Shut down ? Verify ? Apply lock/tag
Verify isolation ? Shut down ? Notify ? Apply lock/tag ? Isolate energy
Notify employees ? Shut down ? Isolate energy ? Apply lock/tag ? Verify isolation
Correct LOTO sequence: inform affected workers, power down, isolate energy sources, affix lock and tag, then verify zero energy. Deviating steps can leave workers exposed to residual energy. Verification is critical before maintenance.
Which factor is NOT typically considered when selecting protective gloves for machinery work?
Cut resistance rating
Thermal insulation level
Dexterity requirements
Color of the glove
Glove selection focuses on hazard protection - cut, chemical, thermal - and functional requirements like dexterity. Color is for identification or compliance but isn't a protective performance factor.
What type of machine guard uses a fixed mesh or bars to protect while allowing visibility?
Light curtain
Two-hand control
Mesh guard
Self-adjusting guard
Mesh guards (wire or metal bars) physically prevent access to hazards while permitting visual inspection. Self-adjusting guards move with the workpiece but may block visibility. Light curtains use photoelectric sensors rather than bars.
Which parameter most influences the effectiveness of an emergency stop circuit?
Color of the housing
Machine brand
Number of buttons
Circuit response time
The response time (how quickly power is cut) determines how effectively an emergency stop protects operators. Housing color, button count, and brand do not affect the circuit's safety performance.
In a machinery risk assessment, 'severity' refers to:
The speed of the operator
How often maintenance is performed
The cost of machine replacement
The potential impact of a hazard on a person
Severity measures the seriousness of harm if a hazard is realized, guiding risk evaluation. Frequency of maintenance, replacement costs, and operator speed relate to other aspects of safety management but not severity.
Which international standard specifies safety requirements for woodworking machines?
ISO 12100
ISO 10218
ISO 13849
ISO 19085
ISO 19085 covers safety requirements for various woodworking machines. ISO 13849 addresses safety-related parts of control systems, ISO 10218 covers industrial robots, and ISO 12100 provides general principles.
Which OSHA regulation specifically covers general requirements for machine guarding?
29 CFR 1910.219
29 CFR 1926.300
29 CFR 1910.145
29 CFR 1910.212
OSHA's general machine guarding rule is found at 29 CFR 1910.212, which mandates guarding of all machines to protect operators and other employees from hazards. Section 1910.219 covers mechanical power-transmission apparatus specifically.
Which ASTM test method measures the permeation resistance of gloves against chemicals?
ISO 374
ASTM D6413
EN 388
ASTM F739
ASTM F739 is the standard test for measuring the steady-state permeation of chemicals through protective clothing materials, including gloves. EN 388 covers mechanical risks, D6413 assesses flame resistance, and ISO 374 is an international equivalent but not the ASTM method.
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Study Outcomes

  1. Analyze Machinery & Glove Statements -

    Assess various statements about operating machinery while wearing gloves to identify the accurate safety guidelines.

  2. Evaluate Glove-Related Hazards -

    Recognize risks associated with improper safety gloves during machine operation safety tasks.

  3. Apply Glove Selection Criteria -

    Choose appropriate safety gloves machinery-specific factors like material, fit, and task requirements.

  4. Summarize Industrial Safety Basics -

    Outline fundamental industrial safety basics, including standard protocols and regulatory guidelines.

  5. Demonstrate Proper Glove Handling -

    Perform correct donning, inspection, and removal techniques to maintain safety and hygiene.

  6. Reflect on Quiz Performance -

    Identify knowledge gaps revealed by the workplace safety quiz and develop a plan for improvement.

Cheat Sheet

  1. Understanding Entanglement Risks -

    Wear form-fitting gloves approved for rotating machinery. Loose gloves can catch and pull your hand into moving parts. Remember the mnemonic "C.A.R.E." (Close-fitting, Approved material, Regular inspection, Eliminate loose ends) to reduce entrapment hazards.

  2. Material Matters for Machine Operation Safety -

    The choice of glove material directly impacts both grip and cut resistance in industrial environments. Nitrile-coated gloves offer superb grip on oily components, while high-performance synthetic blends provide enhanced cut protection - use the ANSI/ISEA 105 cut scale (A1 - A9) to match your task. Evaluating materials against hazards is fundamental to workplace safety quiz success and real-world machine operation safety.

  3. Conduct Task-Based Hazard Assessments -

    Before using any machinery, evaluate potential risks such as chemical exposure, abrasion, and thermal burns, and select gloves rated accordingly. A simple "C.A.T." scan (Chemical, Abrasion, Thermal) helps you cross-reference hazards with glove specifications in under a minute. This approach aligns with industrial safety basics and ensures proper safety gloves machinery selection.

  4. Maintain and Inspect Gloves Regularly -

    Inspect gloves before each shift for punctures, tears, or material breakdown, replacing any compromised pair immediately. A quick visual and tactile check, lasting no more than 10 seconds, can prevent serious injuries on the factory floor. Following ISO 11611 and OSHA 1910.138 guidelines keeps your PPE performance reliable.

  5. Training and Compliance Build Confidence -

    Engage in regular safety briefings, hands-on drills, and the free workplace safety quiz to reinforce which statement about operating machinery while wearing gloves is true. Practical practice in glove donning/doffing and hazard recognition boosts both competence and morale. Staying current with OSHA outreach training and ISO 45001 helps maintain a strong safety culture.

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