Yes you can! Maple is one of the better fire woods to burn. Just make sure it's dry & not green wood.
No, it is not safe to burn wood in a gas fireplace with a chimney designed for gas.
no
Check with Martin for an owner's manual. Unless a fireplace is specifically rated as multi-fuel, a gas fireplace cannot safely burn wood.
No, it is not safe to burn. It is toxic.
yes you can burn cactuse
You really should not burn ANY solid fuel in a gas fireplace.
I do.
Yes.
quite good to burn indeed!
NEVER burn lumber in a fireplace. its been treated with chemicals and preservatives you dont want to breathe!
It is better to burn only untreated hardwoods (pine, oak, mesquite) in your fireplace. Others leave residues or release unwanted chemicals.
No, you cannot burn ash in a fireplace because ash is already a byproduct of burning wood. It is the residue left behind after the wood has been burned.