Psycho-Social Hazards Introduction It occurs through the mental ability in social environment. Factors Over load Prolonged Work schedule Job satisfaction Conflicts among workers Risk factors/ illness related to Psychological hazard. Anxiety Frustration Depression Stress (occupational stress) Prolonged stress can lead to diabetic, heart disease, obesity, asthma, gastrointestinal problems, ageing & premature death. […]
Psycho-Social Hazards Read More »
Biological Hazards Introduction Any biological organism or microbe that has the potential to cause harm/ illness or disease is called a biological hazard. Or Any hazards which causes through biological nature. Example: bacteria, fungi, virus, pathogens. Diseases Septic infection (Tetanus Injection, T.T.) Fungal infection Brucellosis Anthrax Brucellosis Brucellosis is a bacterial disease
Biological Hazards Read More »
Physical Hazards Introduction Hazard which effects physically are termed as Physical hazards. Noise Any unwanted sound is known as noise. It is measured by decibels (db). NOISE(85 db / 8 hrs in a day) Non-Auditory Auditory (NIHL) NoiseInduced Hearing Loss Insomnia(lack of sleep) TTS – Temporary Threshold Shift PTS – Permanent Threshold Shift
Fire Fighting Equipment Introduction Fire Fighting equipment are of various types which are as follows: 1. AFFF extinguisher 2. CO2 extinguisher 3. DCP extinguisher
Fire Fighting Equipments Read More »
Fire Terminology Terminology related with Fire. Fire: Fire is rapid oxidation of combustible matter, so rapid that the heat of reaction isunable to get dissipated to the surrounding atmosphere at the same rate as is being produced. Oxidation: It is the chemical combination of oxygen with the fuel. It is an exothermic
Fire Fighting Media / Agents Introduction Firefighting media/agents refers to the substances used to extinguish fires. Water. Foam. CO2. Halon. DCP. Combustible Metal Extinguishing Agent. 1. Water: Water is being used extensively in fighting fires in one way or the other. Merits It acts as a coolant which keep cool and
Fire Fighting Media Read More »
Fire Triangle Introduction “Fire is an external sign of chemical reaction, usually the combustion of carbon and or the combustion of hydrogen with oxygen, resulting in the release of energy in the form of heat, light and sound”. Hence, there are three basic elements required for fire: i. Presence of Combustible substance (Fuel),
Fire Triangle & Tetrahedron Read More »