No, it is not. It is actually gaining popularity as a grilling wood.
See
query.nytimes.com/gst/fullpage.html?res=9801EFD9153DF930A15756C0A9679C8B63 - 37k -
Yes, burnt aluminum foil can release toxic fumes when ingested or inhaled, which can be harmful to health. It is not safe to consume or inhale burnt aluminum foil.
Burnt wood is essentially sterilized carbon. That won't hurt your dog, with one exception: If the "burnt wood" is burned lumber that was pressure treated, yes, it could poison your dog. But a burnt tree limb, or log of ordinary fire wood? No.
Uh, yeah!
Burning toxic wood in a fireplace or wood stove is not safe. Toxic wood can release harmful chemicals and pollutants into the air, which can be harmful to your health and the environment. It is important to only burn properly seasoned and non-toxic wood in your fireplace or wood stove.
carbonised wood is burnt wood, and is usually black.
Yes, poplar wood can be toxic to some individuals. However, it really is only harmful if you have allergies to wood.
There have been a few studies that suggest fig leaves are very toxic and fatal to cats or dogs. Studies have shown that in fact they are fatal to any living organism.
Yes, burnt wood can contain nitrogen in the form of charred remains of organic matter. However, the nitrogen content in burnt wood is usually much lower compared to its carbon content due to the combustion process.
To fix burnt wood, you can sand down the burnt area until it is smooth and then apply a wood filler to fill in any remaining charred spots. Once the filler is dry, sand the area again and then refinish the wood with a stain or sealant to match the rest of the piece.
diborane uts toxic
Ash
It is undergoing a physical change from wood to ash.