Wood preservation a long-practised method and often used in today's carpentry workshops. Technological developments mean it is also possible to spray preservative over the surface of the timber. Some of the liquid is drawn into the wood as the result of capillary action before the spray runs off or evaporates, but unless puddling occurs penetration is limited and may not be suitable for long-term weathering. By using the spray method, coal-tar creosote, oil-borne solutions and water-borne salts (to some extent) can also be applied. A thorough brush or spray treatment with coal-tar creosote can add 1 to 3 years to the lifespan
Wright's Coal Tar Soap an injunction. It has been stated that where a trader adopts words in common use, some risk of confusion is inevitable; it would be wrong to allow someone to monopolise words. A similar confusion will occur when many people have a similar name. In "Wright Layman & Umney Ltd v Wright", 1949, the rule was stated as However, In the late 1960s the Wright's Coal Tar Soap business was taken over by LRC Products (London International Group), which sold it to Smith & Nephew in the 1990s. The soap is now made in Turkey for the current owners of the