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Solids
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Combustion of solid materials
of organic origin, which normally burn under production of embers, e.g.
wood, paper, straw, textiles, coal etc. |
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Liquid
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Combustion of liquids
or materials that liquify, e.g. petrol, fats, oils, paints, ether, paraffin
etc. |
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Gas
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Combustion of gases,
e.g. methane, propane, hydrogen, acetylene, gas etc. |
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Metal
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Combustion of metals,
e.g. magnesium, lithium, sodium, potassium & their alloys etc. |
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Cooking Oil
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Combustion of cooking
oil. |