STSC Exam Questions & Answers Solved 100%

Threshold Limit Value - Answer The amount of hazardous chemical exposure to which a worker can be exposed 45 - Answer minimum angle for rigging Point of Operation, Power Transmission Device, Operating Controls - Answer Fundamental Machine Areas Ergonomics - Answer Matching the task to the worker Irritants - Answer chemicals that will irritate various tissues (chlorine and ammonia) Sensitizers - Answer "allergens"; cause an allergic type of reaction due to the sensitivity from prior exposure Mutagens - Answer ethylene oxide, benzene, and hydrazine Teratogens - Answer cause damage or death to a developing fetus (thalidomide, dioxins, lead, and calcium) Point of Operation - Answer the area on a machine where work is performed Universal Precautions - Answer all human blood and body fluids are treated as if known to be infectious; protecting workers from exposure to blood and bodily fluids Hazard - Answer any real/potential condition that can cause injury; unsafe condition Risk - Answer probability that a substance/situation will produce harm under specified condition Risk Analysis - Answer process of identifying safety risk Risk Assessment - Answer process of determining the risk presented by the identified hazards Loss Control System - Answer Identify hazardous conditions, assess the risks, and establish effective risk control measures Aerosol - Answer Suspension of liquid or solid particles dispersed in air Mist - Answer Suspension of liquid particles in air formed by condensation from vapor or by some mechanical process Fume - Answer solid particle aerosol formed by condensation from the vapor state Smoke - Answer Aerosol formed from combustion of organic material Dust - Answer Particulate material generated by a mechanical process System Life Cycle - Answer concept, system development, production/deployment, and sustainment/disposal Inhaled, eye/skin contact (absorption), ingestion, and injected - Answer 4 major exposure paths for chemical compounds to enter the body