Alpha Particles. Alpha particles are a type of radiation that do not travel very far, do not pass through anything very thick, and can generally be absorbed or stopped by an inch or less (1-2 centimeters) of air or a thin piece of tissue.
People stain or paint their decks in order to protect and preserve the wood. Outdoor decks take a lot of abuse from weather and the natural elements and require a high quality paint or stain to protect the wood. Decks require regular maintenance and are usually painted or stained every three to four years.Staining a deck emphasizes the natural grain of the wood.utdoor decks take a lot of abuse from weather and the natural elements and require a high quality paint or stain to protect the wood. Decks require regular maintenance and are usually painted or stained every three to four years. Staining a deck emphasizes the natural grain of the wood.
When it comes to exterior wood, using a primer is crucial. A good primer, whether it's acrylic, acrylic/latex, or alkyd-based, allows paint to adhere more tightly to the surface.Primer also improves the topcoat's ability to resist surface moisture.by Mike Dawson.enjamin Moore offers a line of exterior wood primers, in latex and oil/alkyd combinations. In latex, it sells Fresh Start All Purpose 100% Acrylic Primer 023, and Moorcraft Super Spec Latex Exterior Primer 169.