Wood preservation these pressure treatments routinely protect wood for 40 years in most applications. Creosote was the first wood preservative to gain industrial importance more than 150 years ago and it is still widely used today for protection of industrial timber components where long service life is essential. Creosote is a tar-based preservative that is commonly used for utility poles and railroad ties (UK: railway sleepers). Creosote is one of the oldest wood preservatives, and was originally derived from a wood distillate, but now, virtually all creosote is manufactured from the distillation of coal tar. Creosote is regulated as a pesticide, and
Tyrolean shale oil Tyrol in Seefeld area were used from 1350 until 1964. In 1902, Martin Albrecht, a collector of minerals, discovered oil shale deposits on the shore of Lake Achen at Pertisau; his family still exploits and markets the oil. Tyrolean shale oil has always been an integral part of Tyrolean medicine. The shale oil contains bound sulfur, which exerts its effect in shale oil. Long before the oil refinery, the oil of the Alps, the "black gold", was already used for tar, light oil (naphtha), impregnation of wood fences, as waterproofing for roofs and asphalt roads. Due to the low yield,