Frankincense is a hardened gum-like material (resin) that comes from the trunk of the Boswellia tree. People use its oil on the skin and in aromatherapy. Frankincense oil seems to kill some types of bacteria and fungi (yeasts). It is commonly used as a fragrance in soaps, lotions, and perfumes.
Pine oil is used as a cleaning product, disinfectant, sanitizer, microbicide (or microbistat), virucide or insecticide. It is an effective herbicide where its action is to modify the waxy cuticle of plants, resulting in desiccation. Pine oil is a disinfectant that is mildly antiseptic.
Bergamot essential oil is extracted from fresh peel of the fruit. The oil is emerald green in color & smells spicier than lemon but with similar citrus quality. The order is familiar from its use as flavoring in Earl Gray Tea. It is main ingredient in eu-de-cologne & commonly used in toiletries to refresh and relax.