One of the most ancient chemical operations carried out by humans is probably extracting aroma and flavor components from dried plant material. One of the most common examples is preparing a cup of ...

As a professional gardener, I've studied the medicinal and fragrant properties of plants, and the essential oils that are distilled from them. In addition to being used for skin care and various ...

Medically reviewed by Arno Kroner, DAOM Filling your diffuser with filtered or bottled water prevents damage from hard ...