Fill in the blanks with suitable words:
Wood charcoal is a …………conductor of heat and electricity.

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Solution

Wood Charcoal:
The wood when burned in a limited supply of air leaves a grey brittle solid which is known as wood charcoal.
Wood charcoal which is an important variety of charcoal is prepared by charring the wood.
It is a soft substance that is highly porous and its density is 1.5 g/cm³.
It is a bad conductor of heat and electricity.
Conclusion: Wood charcoal is a bad conductor of heat and electricity.

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