301 Chapter 2 Hazard


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  Chapter 2 HAZARD   IDENTIFICATION CHE 301 OCCUPATIONAL SAFETY AND HEALTH Chapter 27  1.   Define hazard2.   Classify the hazards to its categories3.   State hazard source in the workplace   4.   Describe approaches to hazard analysis   5.   Describe methods for identifying hazards.   6.   Identify types of hazard classification and   its potential injury or diseases. Learning Outcomes The students should be able to :  Hazard ChemicalPhysicalBiological (A condition or combination of conditions that, it left uncorrected, may lead to an accident, illness, or property damage) ã Noise ã Vibration ã Extremes temperature ã Excessive radiation ã Biology agent(eg :insect) ã Microorganisms  – Molds  – Fungi  – Bacteria  – virus ã Mists ã Vapors ã Gases ã Dusts ã Fumes Hazard categories EXAMPLES  Types of hazard classification and its potential injury or disease . Physical Hazard Cause Potential injury and disease HeatLighting NoiseVibrationIonising RadiationDustPressureElectricityHeatstroke, cramp, fatigueHeadaches, eyestrainHearing lossWhite finger diseaseLung cancer Silicosis (lung sickness)Decompression sickness (bends)Heart failure, burns CHEMICAL Chemical Hazard Cause Potential injury and disease Acid and alkalisMetals Non-metalsGasesOrganic compoundsDustsVapoursDermatitis, eye injuryCadmium/lead/mercury poisoningArsenic/cyanide poisoningCarbon monoxide poisoningCancer, nerve damageLead poisoningMercury poisoning PHYSICAL
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