State whether the following statement is true or false :
Charcoal produces a flame on burning.

State whether the following statements are true or false Coal is ductile.

State whether the following statement is true or false : Magnesium and charcoal are non-combustible substance.

State whether the following statements are true or false Charcoal is better fuel than wood.

State whether the following statements are true or false A solar cooker produces smoke due to which air pollution is caused.

State whether the following statements are true or false Rice husk is a biomass

State whether the following statements are true or false. Biogas causes pollution

State whether the following statements are true or false The process of burning fuel is called oxidation