MSSC Safety Assessment Test - Complete Solutions (Answered)

MSSC Safety Assessment Test - Complete Solutions (Answered) _________ is the most common way for a chemical to enter the body. a) Electrical current b) Inhalation c) Chemical d) Water OSHA defines air as oxygen-deficient if it contains less than ______ percent oxygen. a) 20.2 b) 15.8 c) 28 d) 19.5 Before workers work in areas that require ________, they should have a medical exam to determine if they have a pre-existing health problem. a) Safety glasses b) Ear plugs c) Respirators d) Hard hats An employee should not enter a confined space that has an oxygen level less than ______. a) 17 percent b) 20 percent c) 19.5 percent d) 80 percent A _________ respirator only covers the nose and mouth of the user. a) Quarter- mask b) Half-mask c) Full-mask d) Hood _______ respirators purify the air by filtering the air to reduce the concentration of substances such as dusts, mists and fumes. a) Particulate removing b) Vapor orGas Removing c) Atmosphere-supplying d) Self-Contained When working in areas that have extreme respiratory conditions, such as a confined space with toxic fumes, a ________ apparatus should be used. a) HEPA filter b) Disposable mask c) Self-contained breathing apparatus d) Full mask To check for leaks on a half-mask respirator when inhaling, cover the _______with the palms of your hands. a) Exhalation port b) Cartridges c) Directional valve d) Sides of the mask A class C fire is one that consists of burning _____________. a) Exotic flammable metals b) Live electrical lines or equipment c) Paper, wood and rubber d) Chemicals ________ fires are considered Class C fires. a) Paper b) Wood c) Electrical d) Smokeless Open flames should not be used in a dust area because of ___________. a) Cleanliness b) Sanitation c) Possible ignition or explosion d) Clogs breathing apparatus To allow for proper fire protection, which of the following is important? ______. a) Air hoses properly stored b) Door ways are closed and paths be clear c) Safety manuals be available d) Windows be closed To avoid potential fires, combustible materials must be kept a minimum of __ feet from any potential ignition sources. a) 100 b) 35 c) 10 d) 65 In an area that consistently contains dust, or other combustibles you should _______. a) Use kerosene heaters b) Allow smoking c) Allow use of flames or other ignition sources d) Remove all sources of ignition In the event of a fire, it is important to _____________. a) Panic b) Maintain a clear path to the exit c) Prop fire doors open to make getting people out a faster process d) Store combustible materials in the stairwell, away from the fire To prevent fire hazard, the following action should be taken. __________. a) Keep new rags nearby b) Wipe up water spills promptly c) Clean metal chips from a machine d) Dispose of rags promptly An odor is added to _______ so that it is detected easier. a) Natural gas b) Oxygen c) Cleaning fluids d) Paint The dates and charge on the fire extinguishers should be checked _______. a) During the yearly fire system inspection b) When the fire alarm control panel (FACP) is repaired c) When performing a weekly inspection of fire system d) When inspecting the fire sprinkler system A person should work on a live electrical circuit ______. a) Never b) Only when it is believed safe to do so c) Whenever it is convenient d) Always A fire extinguisher operates by removing the fuel, heat, or oxygen from the fire. ________. a) TRUE b) FALSE Someone throws a cigarette into a trash can and the contents of the can catch on fire. The employee that notices the fire should ____________. a) Sound the alarm b) Drag the trash can outside c) Attempt to extinguish the fire with a Type 3 fire extinguisher d) Place the lid on the trash can to smother the fire When a small fire is noticed near a cabinet of flammable materials you should first ___________. a) Remove the flammable materials to a safe place b) Run to the nearest phone to call for help c) Sound the alarm d) Put it out with a portable fire extinguisher The ______ fire extinguisher does not leave a harmful residue and is sometimes used to put out fires on planes and expensive equipment. a) Carbon dioxide b) Water-Pressurized c) Halon d) Powder infused A paper fire can be safely extinguished using a Class ___ fire extinguisher. a) A b) B c) C d) D A CO2 fire extinguisher is used for which type of fire? ______. a) Magnesium b) Paper c) Electrical d) Wood Which of the following is considered an electrical hazard? ___________. a) Working on a known dead circuit b) Using a properly grounded electrical cord c) Using circuit protection devices d) Overloading a circuit When performing work on equipment you should __________. a) Only work on live electrical circuits when necessary to avoid disrupting production b) Only use lockouttagout procedures if the shift will change during the repair and a new operator will arrive c) Just tag out the equipment and not use your lock to save time d) Never work on a live electrical circuit An electrical lockouttagout system is designed _________________. a) Deter a criminal b) Keep unauthorized people from using certain electrical equipment c) Mark a circuit that is not up to code d) Prevent someone from energizing a circuit that is dangerous or being worked on When performing an electrical lockouttagout, the last thing the worker should do is _____________. a) Put the lock on the disconnect b) Put the tag on the disconnect c) Test the locked out equipment for power d) Leave the key in the lock for others The three main components of an electrical lockouttagout are: ___________. a) Lock, switch, tag b) Lock, tag, key c) Lock, hasp, tag d) Hasp, tag, key First aid is _____________________. a) the immediate care given to an injured person until professional medical personnel arrive b) calming the victim