Use herbs or essential oils. Make weak mixtures.
Finely cut fresh plants and burn them on a stove, in the bonfire or on a piece of charcoal in a bowl.
Use dried herbs and roots that have been run through a blender.
1. Cut pieces (1,5 x 20 cm/0.59″x 7.87″) of unglued paper.
2. Put the mixture in the middle.
3. Fold the paper lengthwise.
4. Twist it double.
5. Burn it hanging over or lying in/on a bowl or a dish so no embers go astray.