Take safety precautions when lighting a fire and always keep a fire extinguisher nearby.

The lid of your pot should have a vent hole, though airflow to the inside of the pot should be limited throughout this process. You could use a camp cookware kettle so the air can escape through the spout, for instance. The material you burn should be as dry as possible before you put it in the pot. [3] X Research source

When no more smoke or gas seems to be coming from your pot, it’s likely finished cooking. [5] X Research source

Confirm the dryness with your fingers; the powder should be fully dry before you move on. [7] X Research source

Calcium chloride can be bought at most hardware stores, home centers, and general retailers.

When the mixture reaches paste consistency, stop adding the solution. [9] X Research source

Avoid using fabric that has a detergent or bleach smell. The charcoal will absorb these smells, too, decreasing its effectiveness. For improved air purification, position a fan so it blows air over the charcoal. As air passes over the charcoal, it will be purified.

This masque is known for pulling out toxins and unclogging pores. The natural ingredients used in this masque will be safe for nearly all skin types. Apply the masque in a thick layer to your face for 10 minutes, then rinse it away.

Taking charcoal with non-acidic juice (like carrot) will be more pleasant than taking it plain. Avoid acidic juices (such as orange or apple juice) which will make the charcoal less effective. [14] X Research source

The plastic may be jagged where it was cut with scissors. Use medical tape along the cut edges of the bottle for padding.

Be careful when handling the cut metal of the can. It is often sharp enough to easily cause cuts. A layer of duct or medical tape can be used on sharp edges as padding.

Use caution when loading the aluminum can with charcoal, especially if you decided not to pad its sharp edges with tape. [16] X Research source