immutusvahendid
Immutusvahendid are substances or treatments applied to materials, most commonly wood, to increase their resistance to decay, insect infestation, and weathering. This process, known as impregnation or preservation, aims to extend the lifespan and maintain the structural integrity of the treated material. The effectiveness of an immutusvahend depends on its chemical composition, the method of application, and the type of material being treated.
Common types of immutusvahendid include water-based solutions containing copper compounds, such as copper sulfate or copper
The application methods vary. For wood, common methods include pressure treatment, where the preservative is forced