When one observes spalling in a fire, the following conclusion can be drawn:
The term refers to a condition whereby a substances combine with the oxygen present in their environment to form or produce light, flame heat, smoke, or combustion.
Most time, the fire produced can cause a severe damage to people or property even although it may be useful for other beneficial purposes too.
The cause of a spalling in fire is when there is an extremely hot temperature while the burning materials develop or produce radiant heat during a certain level.
Therefore, the Option B & C is correct.
Missing options the fire was deliberate, the destruction was a result of heat, a v shaped pattern is observed, the fire was low burning, the fire became oxygen starved during the fire
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