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11 votes
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What would something as hot as the sun do to its surroundings on Earth?

Scale of the disaster: anectodical Sad. I love a good planet-shattering assumption as much as the next guy, but this won't do. I blame your lack of ambition. Yes, the surface of the sun is hot, but it'...
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2 votes

Death in a computer room

They will die from the fire. Don't forget the reason the doors close - the fire. It is in there with them. If the protection system is broken and fire is too big for them to put out with whatever ...
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8 votes

Death in a computer room

In most server rooms which I have designed have: Lights next to floor, like in plane, leading to exit Lights on exit Security buttons (with nearby flash lights) on walls/racks - when pressed, a 10 ...
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0 votes

How much gasoline does there need to be to ignite and cause a fire in a small shed?

To get a match light to explode the room, you'd need to have a concentration of gasoline in the air above the lower flammability limit. An average car is 14.7 feet (4.5 meters) long. An average car is ...
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6 votes

How much gasoline does there need to be to ignite and cause a fire in a small shed?

Both answers (@L.Dutch and @Nosajimiki) assume a perfect mix between the air and the fuel vapors. This is not usually the case. What we usually have is a stratified mixture with more fuel at the ...
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4 votes

How much gasoline does there need to be to ignite and cause a fire in a small shed?

L.Dutch's discussion of air/fuel ratios correctly explains what's needed to get the gasoline fumes to burn, but that doesn't completely answer your question. Burning the gasoline isn't the same thing ...
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10 votes

How much gasoline does there need to be to ignite and cause a fire in a small shed?

L.Dutch is correct that you need to look at the Air-Fuel ratio, but you do not necessarily need the ideal air fuel ratio. Gasoline can maintain combustion at ratios anywhere between 6:1 and 20:1. So ...
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9 votes

How much gasoline does there need to be to ignite and cause a fire in a small shed?

What you are looking for is called air-fuel ratio Air–fuel ratio (AFR) is the mass ratio of air to a solid, liquid, or gaseous fuel present in a combustion process. The combustion may take place in a ...
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