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A pyrophoric substance (from Greek purophoros, "fire-bearing") will ignite spontaneously.

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15y ago

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What is a pyrophoric scale?

Pyrophoric scale is a material that can be burnt or ignited spontaneously when in contact with air, if struck or scratched.


Does plutonium have a flammability?

Plutonium does not have a flammability in the traditional sense, as it does not catch fire easily. However, if plutonium is ignited, it can react with oxygen in the air to form oxides that are pyrophoric, meaning they can spontaneously ignite in air. Therefore, handling plutonium requires special precautions to prevent accidental ignition.


Does neptunium have the ability to burn?

Neptunium as a powder is pyrophoric.


Can you burn hafnium?

Fine powders of hafnium are pyrophoric.


What is the flammability of plutonium?

Plutonium is pyrophoric as a fine powder.


What does a spontaneously combustible placard stand for?

self heating or pyrophoric materials


A material that will spontaneously ignite and burn when exposed to air is called what?

A material that will spontaneously ignite and burn when exposed to air is called pyrophoric. Pyrophoric materials are highly reactive and can pose fire hazards if not handled properly.


Spontaneously combustible sign indicates that there is a presence of?

self-heating or pyrophoric materials


How do people handle hafnium?

Any special precautions; but hafnium as a a fine powder can be pyrophoric.


Why do you keep uranium away from ignition sources?

Uranium in powdered form is very pyrophoric.


What is uraniums reactions with air?

Uranium is easily oxidized by oxygen.In powdered form is pyrophoric.


How do you prevent pyrophoric oxidation?

Usually this requires isolating the susbtance from the atmosphere. This usually entails keeping the substance under an under atmosphere, such as in a sealed container of argon. White phosphorus, unlike many other pyrophoric substances, may be stored underwater.