Essay On Hazardous Materials

Hazardous material is any material that may cause hazard to human health or environment. Hazardous material can be solid, liquid or gas. There is 9 classes of hazardous material are known in the United Nation. The solid hazardous material can cause hazard to human by contacting or by dust form so the human will inhale it. The liquid hazardous material can cause hazard to human by flowing into draining system and waterways so it will affect the person by the drinking water and it will also affect the wildlife. There is 2 main ways that hazardous material can get in human body and cause harm, one of them is inhalation so it will damage the lungs and respiratory system, and also ingestion so the material will enter the body with the food or water and it will damage the digestive system.

Octane with chemical formula C8H18/CH3(CH2)6CH3, molecular mass: 114.22, boiling point :126, melting point : -56.8, Subject no.1262 has many dangers and side effects on workers and firefighters. Therefore, we'll be discussing methods and ways to prevent the hazards that can be caused by the substance.
The chemical has colorless liquid, with characteristic odor. A harmful contamination of the air will be reached on evaporation of this substance at 20'C.
To begin with, the first type of hazard/exposure is fire and explosion. Fire is highly flammable and the vapor is heavier than normal air. It can travel for a considerable distance to source of ignition and flash back. Fire can be of 3 types: small, large and fire involving tanks or cars or trailer loads. An acute hazard can be the vapor/air mixtures that cause explosions. One way of preventing is to not open flames and sparks as well as no smoking. It is also preferable to take off reactions in clo...

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... effective as required, so we used dry powder and foam to cut the oxygen, then the fire got under control so we sprayed the water to cool the fire, unfortunately our water tanks was about to get empty, so we looked for a hydrant to fill them, after that we sprayed all the fire and then we were able to put the fire down, after 2 hours of fighting the fire.

In the picture, the fire appliance reached the place and the fire fighter is connecting the hoses to start spraying the fire, also there is an ambulance car to hospitalized the victims.

Hazardous material accidents are common in warehouses and industries, the employ should provide a safe place to store the hazardous material, and the workers should have a good knowledge about how to response with that accidents and how to use the correct PPE and what control measures should be taken in that kind of accidents.