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
Wright's Coal Tar Soap and proprietors of "Wright’s Coal Tar Soap" and other coal tar specialities". It soon became necessary for the company to lease adjoining premises, until in quick succession numbers 44, 46, and 48 were added to the original warehouse at Southwark Street. Wright met an 'untimely death' in Dundee in September 1877: "he caught a cold in the face, which developed into erysipelas, the inflammation extending to the brain, he succumbed with great suddenness at the age of fifty one". Erysipelas is an acute infection of the skin and underlying fat tissues, usually caused by the streptococcus bacteria. Two of his