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MSSC Safety Certification Exam: Questions and Solutions, Exams of Engineering Chemistry

Virginia State University (VSU)Engineering Chemistry

A comprehensive set of questions and answers related to the mssc (manufacturing skill standards council) safety certification exam. It covers various topics including manufacturing subindustries, safety protocols, hazard identification, and osha regulations. This resource is designed to help individuals prepare for the exam and enhance their understanding of workplace safety in manufacturing environments. It includes key concepts, definitions, and practical applications relevant to maintaining a safe and efficient work environment. The material is presented in a clear and concise manner, making it suitable for both students and professionals seeking to improve their knowledge of safety standards and practices in the manufacturing sector.

Typology: Exams

2025/2026

Available from 10/24/2025

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MSSC - Safety Certification Exam Solutions
1. What are the fourteen Subindustries of Manufacturing:
Chemicals
Computers & Electronic Products
Electrical Equipment & Appliances
Food & Beverage
Furniture
Machinery
Nonmetallic Minerals
Petroleum
& Coal Products Plastics & Rubber
Production Primary and Fabricated
Metals
Printing
Textile, Textile Products, Apparel & Leather
Transportation Equipment
Wood & Paper
2. Moving and storage of materials is the concentration known as:: logistics and
inventory control
3. Apprenticeships are sponsored by companies or:: labor unions
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MSSC - Safety Certification Exam Solutions

  1. What are the fourteen Subindustries of Manufacturing: Chemicals Computers & Electronic Products Electrical Equipment & Appliances Food & Beverage Furniture Machinery Nonmetallic Minerals Petroleum & Coal Products Plastics & Rubber Production Primary and Fabricated Metals Printing Textile, Textile Products, Apparel & Leather Transportation Equipment Wood & Paper
  2. Moving and storage of materials is the concentration known as:: logistics and inventory control
  3. Apprenticeships are sponsored by companies or:: labor unions

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  1. Number of people directly employed in manufacturing is about:: 14 million
  2. Automotive manufacturers developed a manufacturing process based on each person repeatedly performing a single task. This technique is called:: as- sembly-line production
  3. The best way to ensure quality is to:: prevent problems before they happen
  4. The final inspection of a product is done by:: the customer
  5. Feedback is most effective when it:: addresses problems that arise immediately
  6. Define the 5 Classes of Fire:: Class A Wood, Paper, Cloth, Plastic Class B Grease, Oil, Chemicals Class C Electrical Cords, Switches, Wiring Class D Combustible Switches, Wiring, Metals Class K Fires in Cooking Appliances Involving Combustible Oils/Fats
  7. Describe the Fire Extinguisher Symbols:: Class A Green Triangle Class B Red Square Class C Blue Circle Class D Yellow Decagon
  8. Describe the 3 conditions needed for fire:: Fuel, Oxygen, Heat
  9. Three examples of engineering controls are:: ventilation systems, machine guards, and

4 / 27 measurable, achievable, relevant, time based

  1. The effectiveness of teams depends on cooperation among members with different skills and work styles. In order for the team to be effective, its mem- bers need to focus on:: completing the task and building positive relationships
  2. Teams can use several strategies to reach a decision. They key point of a consensus decision is that:: team members support the decision even if they are not completely satisfied
  3. The goal of conflict resolution is to:: find a permanent solution to a specific problem
  4. If you are assigned to train someone else, it is important to:: record everything that you do
  5. The final step of on-the-job training is:: following up over time to be sure the task was learned
  6. External customer refers:: to the person or business who buys the product
  7. Internal customers include all of the following, except:: consumers of the product
  8. Some tools require frequent calibration against a standard. This process is generally required for:: any type of test equipment
  9. One precaution, to minimize the risk of explosion when power tools must be used, is to use only:: pneumatic power tools
  10. Photoelectric sensors detect obstructions in the path of a beam of light. These sensors are frequently as part of a:: trip device

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  1. A number of different maintenance programs are used in manufacturing plants. One of these, which focuses on cooperation between operators and maintenance specialists, is known as:: total productive maintenance
  2. A job safety analysis ( JSA) is one way to determine what safety information is needed by equipment operators. A JSA is normally the responsibility of:: a team involved in production operations and maintenance
  3. Is a design methodology that designs features into the product that make it cheaper to manufacture while maintaining its ability to perform its intended function:: Design for Manufacturing and Assembly (DFMA)
  4. Define the five step development process:: Forming, storming, norming, performing, trans- forming
  5. What is Kaizen:: Continuous improvement. Involves Every Employee, Improve Processes/Eliminate Waste, Leads to Few Defects/Improved Productivity
  6. How to answer a customer service call:: Answer Call Between 2nd and 4th ring, Greet Customer, Speak Clearly, Ask Their Name, Be Knowledgeable, Avoid Hold, Treat Customer Well, Do Not Hang Up Too Quickly
  7. Product design teams should provide an environment that encourages team members to :: Add their design ideas freely
  8. Engineers working with manufacturing to become aware of

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  1. Communicating is important when training employees.: at the appro- priate level
  2. When is the best time to offer safety-related training to employees?: At new employee orientation
  3. An average worker's productivity would be included in : job standards description
  4. Documentation on the quality of a training session : is not required
  5. What does the acronym OSHA stand for:: Occupational Safety and Health Act (Administration)
  6. What is the purpose of OSHA:: Govern Safe Practices at Non-Governmental Workplace Protect Employee from Unsafe Work Conditions
  7. OSHA conducts inspections for the following reasons:: Imminent danger (can cause death or serious harm) After an accidental death or many injuries Employee complaints Industries that are considered hazardous

8 / 27 Follow-ups

  1. Describe the severity of OSHA violations:: Willful Violation - could cause death or immediate physical harm Serious Violation - has good possibility of causing death or serious harm Non-Serious Violation - may result in an accident without death or serious physical harm Repeat Violation
  • Old violation still exists. Very serious. DeMinimis Violation - a violation, but no penalty
  1. What is the purpose of a Job Safety Analysis ( JSA)?: Identifies Hazards Associated with Each Step of a Process
  2. Data results are required to be made available to employees who participate in :: Environmental tests
  3. If you notice a forklift truck driver operating the forklift while falling asleep, you should :: Get them ott the forklift
  4. When a supervisor is aware of a personal argument between two employees, what should he/she do?: Make sure there are no threats to an employee's safety
  5. An assessment of safety and environmental compliance is required when :: installing new equipment
  6. A

10 / 27 Dusts - Fine particles (some can be explosive)

  1. Air is considered oxygen deficient by OSHA when it has less than oxygen: 19.5%
  2. Describe the Types of Respiratory Protection Equipment: Quarter Mask - nose and mouth Half Mask - nose mouth and underside of chin (most common) Full Mask - Cover entire face from hairline to chin
  3. Class G hard hats are and provide some protection from contact with live electrical circuits. They are tested at 2200 volts.: non- conductive
  4. Ear plugs should be replaced when they are no longer : pliable
  5. To protect your hands, you should only wear gloves approved by - : ASTM
  6. When working in areas that have extreme respiratory conditions, such as a confined space with toxic fumes, a should be

11 / 27 used: self-contained breathing apparatus

  1. Lea ther shoes are worn during welding to protect the feet from : - stray drops of molten metal
  2. A certification from a physician is required before : Using air breathing apparatus
  3. are cylindrical pieces of foam stamped from a foam sheet: Disposable PVC foam plugs
  4. Working around live electrical circuits requires a worker to wear gloves approved by : ASTM
  5. OSHA provides regulations to limit the : exposure to noise
  6. An employee should not enter a confined space that has an oxygen level less than : 19.5%
  7. are formed when a solid, such as a metal, is heated above its boiling point and then condensed in cool air.: Fumes
  8. A respirator only covers the nose and mouth of the user: quarter-mask

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  1. Th e dates and charge on the fire extinguishers should be checked - : when performing a weekly inspection of fire system
  2. A CO2 fire extinguisher is used for which type of fire?: Electrical

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  1. A class C fire is one that consists of burning : live electrical lines or equipment
  2. Licensure or certification is required : to enter a confined space
  3. Because of toxic vapors, use of a breathing apparatus : is required when working in identified confined spaces
  4. Safe work are a means of ensuring all precautions have been taken when a worker has to perform tasks in a situation that may endanger his or her safety or health: permits
  5. A platform with a height above 10 feet requires : a handrail and toe board
  6. Achieving a match between the worker, task, tools, and environment is called : worker-task fit
  7. Pedestrian walkway areas that need to be cleanable should not have : added traction

16 / 27 Blue - Health hazard Red - Flammability Yellow - Instability White

  • Special Hazards
  1. Describe the DOT Hazardous Material Identification System: United Nations Iden- tification Number, Packaging and Quantity Restrictions Hazard Classification Proper name and Packaging and shipping instructions Class 1: Explosives Class 2: Gases Class 3: Flammable Liquids Class 4: Flammable Solids Class 5: Oxidizers Class 6: Poisonous and Infectious Class 7: Radioactive Materials Class 8: Corrosives Class 9: Miscellaneous
  2. Define the NPCA Hazardous Material Identification System: Blue - Health Hazards

17 / 27 Red - Flammability Orange - Physical Hazard White - Personal Protection

  1. Define a Material Safety Data Sheet (MSDS): Document that provide specific information about a substance
  2. Describe Five Lubricant Storage Rules: Store in a clean orderly manner Protect from environment Prevent fire Fire suppression equipment Personnel Safety
  3. Describe Four Methods Used to Recycle Lubricants: Gravity separation Straining Filtering Centrifuge
  4. The materials loaded onto a truck and their potential hazards are identified by : shipping manifests
  5. A is a chemical that has been scientifically proven to cause acute or chronic health problems to the exposed person: health hazard
  6. The identifies chemicals and sets limits for their use: MSDS

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  1. A physical hazard resulting from a substance that may spontaneously com- bust when exposed to air is called : pyrophoric
  2. The environmental coordinator : should know the proper disposal procedures for waste material
  3. A(n) is a labeling system designed to quickly and accurately iden- tify hazardous materials: hazardous material identification system
  4. When storing lubricants, never : store lubricants with other flammable material
  5. The primary place to look for information regarding shipment of specific hazardous materials is the : hazardous Materials Table
  6. An internationally recognized number assigned to a chemical for identifica- tion purposes is called the .: United Nations Identification Number
  7. A(n) is any organic compound containing two joined oxygen atoms. This substance is highly explosive and sensitive to shock.: organic peroxide

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  1. The is a guideline published by the American Conference of Gov- ernmental Industrial Hygienists and outlines how much of a particular chemical a worker can be exposed to without an unreasonable health risk.: Threshold Limit Value (TLV)
  2. The PEL (Permissible Exposure Limit) for exposure to hazardous substances are set by : OSHA
  3. Define the 4 types of machine guards: Fixed or permanent Interlocked - no guard machine will not run Adjustable - can be adjusted Self-adjusting - power saw
  4. Describe the operation of Emergency Stop Control: Presence sensing restraints: Photo electric, Radio frequency, Pressure sensitive mats Physical restraints: pullback Electromechanical restraints: safety trip, two - hand, gate
  5. Never move a cylinder with a attached: regulator
  6. the cylinder valve when connecting a regulator: Slightly open
  7. C