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A 1,000 LB load is lifted with a two leg sling with that are at 30 degrees angle with respect to the load. The stress on each leg of the sling is - answer ✅✅1000 lbs A business metric is best described as what kind this safety performance benchmark - answer ✅✅Lagging indicator A chemical explosion requires oxidizer, fuel, ignition source and which of the following - answer ✅✅confinement A description of the company's current performance and what the acheive in the future is called a - answer ✅✅Gap analysis A dust sample was collected with a tape filter weight of 0.0200 mg and a gross weight of 0.0236 mg. The flow rate was 1.7 liters per minute with a total sample time of three hours. What is the concentration for this sample - answer ✅✅0.01 mg
A fishbone diagram is used in - answer ✅✅Cause and Effect analysis A flammable gas in a confined space is found 10% by volume of the atmosphere. What is the equivalent concentration in parts per million (ppm) - answer ✅✅100,000 ppm A full face piece supplied air respirator in positive pressure mode has a protection factor of - answer ✅✅100 APF A generic process of evaluating competing courses of action by examining the dollar costs of certain abatement actions versus the dollar value of the benefits received is called - answer ✅✅Cost benefit analysis A maintenance operator in a plating facility complains of nausea and exhibits blueish lips and reddish skin. Which of the following chemicals would you most suspect of being the source of exposure? - answer ✅✅Hydrogen cyanide A rapid reaction during which heat is transferred progressively from an initiating material to another
An accident causation model that represents a layered approach to safety and security is called - answer ✅✅swiss cheese An overhead crane is equipped with a hoist line limit switch. The purpose of this device? - answer ✅✅To prevent over travel of the load block ANSI Z 89.1 establishes specifications for helmets to protect the heads of industrial workers from impact and penetration by falling objects and from high voltage electrical shock. Which of the following classes offers low voltage protection - answer ✅✅G As described in ANSI/ASSE z10-2012, for an organization's occupational health and safety management system to succeed top management leadership and which of the following is most critical? - answer ✅✅Employee participation Asbestos sampling media - answer ✅✅Mixed cellulose ester fiber At what depth must a trench be provided with means of egress such as a stairway, ladder, ramp, etc. - answer ✅✅4 feet or more
Based on the allowable limits in the table, if the noise in a work for 5 hours and 85 dBA for 2 hours, is the allowable limit exceeded? - answer ✅✅1.375 exposure not allowed Beer's Law - answer ✅✅addresses the absorption of electromagnetic radiation and its relation to concentration binomial distribution - answer ✅✅The probability distribution of a binomial random variable. Boyles's Law - answer ✅✅defines the relationship of pressure and volume at a constant temperature Calculate the WBGT index from the following information. Outdoor globe temperature of 108 F wet- bulb temperature of 113 F dry-bulb temperature of 114 F WBGT= 0.7 WB+ 0.2 GT + 0.1 DB - answer ✅✅112.1 F Cause Mesothelioma - answer ✅✅Chrysotile
During an accident investigation the recommend place to interview a witness is - answer ✅✅at the accident site During an incident investigation, it is important for the interviewer to use what type of questioning - answer ✅✅open ended During inspections of building sprinklers systems, often the system does not pass inspections criteria. The leading cause of failure is - answer ✅✅Closed post indicator valve Epicondylitis - answer ✅✅inflammation of the tissues around the elbow; golfer or tennis elbow F - answer ✅✅Carbon black, Coal, or Coke dust Firefighting agents has proven to the most effective in combating class B fires? - answer ✅✅Foam, Co2, Dry Chemical FMEA - answer ✅✅reliability tool, identifies single point failures, normally considered to be inductive
G - answer ✅✅Flour, Starch, or grain dust General guidelines for cleaning up a minor spill of flammable or combustible material, includes all of the following - answer ✅✅Isolate the spill site from non required personnel, block off the spill to prevent access, remove electric hazards, incompatible chemicals or wastes, physical hazards and sources of ignition Hazardous waste determinations are to be performed at what point in time - answer ✅✅at the point of generation Hearing loss due to an occupational exposure to high noise level - answer ✅✅Sensorineural Henry's Law - answer ✅✅covers the solubility of gases in water If a reading of how millirem was obtained 50 feet from a source, what would the radiation be at 25 feet? I2= I1 [(D1)^2/(D2)^2] - answer ✅✅ 1600
of these compressed air cylinders - answer ✅✅Steel 5 yrs, Aluminum 5 yrs, composite 3 yrs In addition to the metal fumes, metal oxides, and the products of combustion from vaporized paints and coatings from the welded items, what hazardous gas is produced during electric arc welding - answer ✅✅Ozone In areas of product development manufacture and use, which area is most important to guarantee a safe product is provided to the consumer - answer ✅✅Design incident rated based on 200,000 hours involves which of the - answer ✅✅100 employees Indirect cost - answer ✅✅incident review internal radiation hazard - answer ✅✅alpha ISO 13485 - answer ✅✅quality management systems
ISO 14000 - answer ✅✅A set of standards created to help companies around the world reduce their adverse impact on the environment ISO 14001 - answer ✅✅Environmental Management System JHA benefits - answer ✅✅Assist the supervisor in training, tool to study jobs for possible improvement, instruct new personnel on a specific job. Labels and other forms of warnings must be in - answer ✅✅English Main types of test that are administered during training - answer ✅✅Pre test, review test, post test Minimum lighting for general area work - answer ✅✅ 5 foot candles NFPA 101.40.2.61 Life Safety Code - answer ✅✅Travel distance to a least one exit shall not exceed 200 ft. in building not sprinklered, or exceed 250 ft. in buildings protected throughout by an approved supervised sprinkler system
number of independent events within a particular interval Portable fire extinguishers are subjected to a maintenance check - answer ✅✅annually Power units - answer ✅✅watts Pressure in a ventilation system is always positive - answer ✅✅velocity pressure Process variations occur because of equipment failures, human errors, and process upsets such as localized chemical reactions. The analysis methodology that implements a systematic way to examine how process variations affect a system is called - answer ✅✅Hazard and Operability (HAZOP) SCBA used as emergency or rescue equipment must be inspected on what frequency - answer ✅✅monthly Security lighting would normally involve all of the following types of lighting except - answer ✅✅Task lighting
specific gravity of a gas is - answer ✅✅ratio of wt. of volume to of wt. an equal volume of air Sprinklers that hang down - answer ✅✅Pendent strong oxidizing agents - answer ✅✅can cause serious burns Subsonic Explosion - answer ✅✅Deflagration The airborne exposure level under which most people can work day after day without adverse effect - answer ✅✅TLV The amount of material the kills 50% of lab animals - answer ✅✅LD 50 The boom indicator a mobile crane - answer ✅✅Provides the angle of the boom The clean air act (CCA) places responsibility for the prevention of accident chemical releases on both OSHA and EPA. OSHA has implemented the process safety management (PSM) rule. Which of the following represents the EPAs related program for threshold
moving parts" is called guarding by - answer ✅✅enclosure The minimum amount of the electric current passing through the body to produce a fatality is - answer ✅✅ 70 - 100 mA The minimum temperature at which the vapor concentration above a liquid is high enough to propagate a flame front when a source of ignition is present is the definition of - answer ✅✅Flash point The most common types of asbestos causing mesothelioma are - answer ✅✅Chrysotile, crocidolite, amosite The National Electric Code is published by - answer ✅✅NFPA The NFPA identifies class I - answer ✅✅Flammable liquids or gasses The NFPA identifies class II - answer ✅✅Combustible dust
The NFPA identifies class III - answer ✅✅fibers The OES advises which level of illuminance for tasks requiring sustained seeing - answer ✅✅20 foot candles The organizations responsible for primary safety standards dealing with boilers and pressure vessel is - answer ✅✅ASME The principle organ at risk from laser exposure is - answer ✅✅Skin and eye The purpose of a lockout program is to - answer ✅✅Achieve a zero-energy state The room designed to recharge and replace acid batteries for forklifts requires - answer ✅✅Eye wash/safety shower, ventilation, facilities to neutralize electrolytes The term "Dry chemical" fire extinguishing agent is associated with flammable liquids. What material is the term "dry powder" associated with - answer ✅✅Metals
What are the two phases of effectively communicating risk to the public - answer ✅✅Alerting/Explaining What factor influence the destructiveness of dust explosions - answer ✅✅Pressure rise, pressure developed, duration, etc. What is the best method to determined the training needed for the operator - answer ✅✅Verify the operator is competent with a performance evaluation What is the greatest hazard in a flour mil or grain silo - answer ✅✅Explosions What type of electrical equipment is required in a spray paint booth - answer ✅✅NEC Class I, Div I What type of forklift truck is primarily recommended for use in an area that contains a flammable vapor - answer ✅✅Electric When exercising excessive electrolyte depletion may result in an illness called - answer ✅✅Heat Cramps
When it is not possible to interview people at the accident site, what is the next best place to interview a witness - answer ✅✅conference room When polyvinyl chloride (pvc) burns or has thermal decomposition, it emits - answer ✅✅Hydrogen chloride Which color does the DOT and the NFPA color-coding system use to identify an oxidizing material - answer ✅✅Green Which device is best for measuring an employee's accumulated radiation dose? - answer ✅✅Pocket Dosimeter Which is hte best example of a safety performance benchmark - answer ✅✅incident rate below the industrial average Which is the preferred guard for power presses performing piercing, blanking, and stamping operations
- answer ✅✅fixed Which of the following are GHS signal words that indicate the relative degree of severity a hazard? - answer ✅✅Danger and warning
