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Wednesday, December 2, 2020

Fire Resistance

 In science we were tasked to research about fires an fire proofing.

How do bushfires start and why has climate change made them more common?

Bushfires are caused by heat, mainly they're started by humans but the can naturally be started by lightning or rocks falling and creating sparks. Climate Change dries out materials and creates a warmer environment that allows fires to last longer and become more dangerous.

What are three ways to fireproof your house if you were in a fire risked area?

1. Wool. Wool is naturally flame resistance and only smolders rather than melting, dripping, and sticking making the material safer. By changing carpet, curtains, and bedding can prevent quick fire spreading. Wool also produces less smoke than other materials.

2. Drywall. A drywall made of gypsum and water between two sheets of paper is hard to burn as gypsum has a high burn point and the water would take a lot to evaporate. The paper will still burn though.

3. Fire resistant wood. it is possible to purchase fire resistant wood that can slow the spread of fire.

When something burns it combusts, sometimes it can be incomplete combustion, what's the difference?

When something incompletely combusts it doesn't have enough oxygen to completely create carbon dioxide so instead produces carbon in the form of soot and carbon monoxide. Carbon monoxide is poisonous, colorless, and tasteless.

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