PYROTEX

`Fire Usage`

Fire has played a very important role in human life. As time went by, the role of fire has adapted to our needs. But even so, we still use fire for very basic needs. Food Fire plays has, and still plays an important role when preparing food to be eaten. Since fire releases heat, it has many purposes when preparing food. It can heat up food, cook, and kill any bacteria that lies in the food. Because fire releases heat, it also is able to purify water, and heat it up to a temperature of 100 degrees Celsius (212 degrees Fahrenheit), which is boiling point. Fire can also be used to cook food. Survival Fire has also played a very important role in terms of survival. Since cavemen and cavewomen days, fire has been an important thing to have in order to survive in the wilderness. Fire is a source of light and heat, which is essential. Fire can keep you and other things warm, and is a good source of light when it is too dark to see and navigate around. Because of fire's ability to burn, it is good for defence wild animals and other humans (Don't attempt, please). Arson Arson is the crime of deliberately setting fire to structures or wildland areas. Though other causes such as spontaneous combustion and natural wildfires caused by lightning for example can be what start the fires. Law: Commititng arson is a serious offence and depending on the crime can lead to harsh consiquences. First degree arson occurs when people are harmed or killed in the course of the fire, while second degree arson occurs when there is a significant destruction of property. A criminal may be sentenced to death penalty if arson occurred as a method of homicide. Motives: There have been many cases of people setting fire to their own property so they could collect insurance compensation. It couls also be to destroy the evidence from other crimes. There is also the age old problem of setting things on fire because you think its cool and will make you more popular (especially for juvinilles). Arson cases: One arson case is when when five young men were sentenced for an arson attack that seriously injured a defenceless pensioner. There has been some roumours among people that Roman emperor Nero purposefully ordered the Great Fire of Rome. Combustion The process of when fossil fuels are burned to create energy is combustion. Combustion is a chemical reaction between a fuel and a oxidizer which is usually heat or light (such as fire). There are six types of combustion they are: rapid, slow, complete, turbulent, microgravity and incomplete. In the case of fossil fuels be burned to start a car that is turbulent combustion. ItÕs used because it helps mix the fuel and the oxidizer.