Tinctures are herbal extracts made with alcohol, vegetabe glycerin, or vinegar instead of water. Tinctures are especially useful for extracting resins and oils from plant material, which water doesn't do very well. The liquid used toextract the herbs is knon asthe menstruum. The herbs being tinctures are known as the mark. Prepare the herbs by chopping or grinding them. Put them in a glass jar and cover with the menstruum of your choice, addin enough that there is an extra inch of liquid above the plant material. Store ina cool, fry location. Shake daily. After a month, strain out the herbs, first with a strainer and then through a clean, undyed cloth. Pour the tincture into dark glass bottles, and label and date them. Compost the spent plant material. Store the bottles away from heat and light Alcohol is an ideal menstruum for extracting fats, resins, waxes, and most alkaloids. It is an excellent preservative and is quicky assimilated. It must be at least 50 proof to hav...