In a wood working, we need to understand Stain and Finish. Stain, give the wood a nice surface looking oil stain. It will change wood colour, do not have enough protection with the lumber or board. We usually use stain to give the wood a rice and great colour on surface. Beside, we can use …
Polyurethane(聚氨酯) Highly durable, water-resistant. Provides a natural appearance; available in satin, semi-gloss and glossy sheens. Ideal for kitchen cabinets, doors, furniture and floors. Not recommended for outdoor use; may yellow or crack when exposed to sunlight unless UV light absorbers are added. Can be difficult to repair if damaged. Polyurethane wood finishes are synthetic coatings …