coal-tar creosote

• Liquide huileux et visqueux obtenu par distillation du goudron de houille, utilisé principalement comme agent de préservation du bois pour le protéger de la pourriture, des champignons et des insectes. Il a une odeur fumée caractéristique et sert aussi à certains usages industriels.

A thick, oily liquid derived from the distillation of coal tar, used primarily as a wood preservative to protect against rot, fungi, and insects. It has a characteristic smoky smell and is also employed in some industrial applications.

1. C2formal

   A dark brown or black oily liquid derived from coal tar, used primarily as a wood preservative to protect against rot, fungi, and insects.

   créosote de goudron de houille

   • Railroad ties are often treated with coal-tar creosote to extend their lifespan.
   • The use of coal-tar creosote for residential wood treatment is restricted in many countries.
   • Workers handling coal-tar creosote must wear protective gear due to its toxicity.

2. Pharmaceutical agentC2formal

   A substance historically used in medicine as an antiseptic, expectorant, or for treating skin conditions like psoriasis and eczema.

   créosote de goudron de houille

   • Coal-tar creosote was once prescribed as an expectorant for chronic bronchitis.
   • Some dermatological creams contain coal-tar creosote for treating psoriasis.
   • Modern medicine has largely replaced coal-tar creosote with safer alternatives.