Why Do Some Woods Sink? The Simple Physics of Wood Density
Why some woods sink and others float; density, moisture, grain, porosity, water density, buoyancy, temperature, tests, tips.
Wood Work Science
Helping woodworkers using science and experience
Wood Work Science
Helping woodworkers using science and experience
David Ernst
David is a veteran woodworker. He is now retired and stays in his cabin in Wisconsin which he built himself. David has 25+ years experience working in carpentry and wood shops. He has designed and built many small and large wood projects and knows the science behind wood selection like the back of his hand. He is an expert guide on any questions regarding wood material selection, wood restoration, wood working basics and other types of wood. While his expertise is in woodworking, his knowledge and first hand experience is far from 'woody'.
Hardwood Ash or Softwood Ash: Which Actually Keeps Furniture Pests Away?
Hardwood vs softwood ash: compare pest-deterrent properties for furniture, including composition, efficacy, safety, and tips.
Can You Put a Wooden Cutting Board in the Dishwasher? The Chemistry of Water, Heat, and Wood Failure
Can a wooden cutting board go in the dishwasher? Water chemistry, heat effects, wood failure, risks, and safer cleaning options.
How Long Does Pressure-Treated Wood Last? A Wood Scientist’s Take on Lifespan and Performance
How long does pressure-treated wood last? A guide to decay resistance, chemical retention, and service life for wood projects.
How Do You Seal Pressure-Treated Wood for a Durable Outdoor Finish?
Seal and finish pressure-treated lumber for decks: prep, moisture, finishes, application, cure time, and maintenance tips.
How Does Polyurethane Finish Alter Wood Color and Affect Stain Penetration?
How polyurethane changes wood color (amber, gloss) and its effect on stain penetration; finish types, prep, and testing.
How Do You Repair Wood Veneer Damage Using Materials Science?
Repair chipped, scratched wood veneer on furniture and cabinets; prep, color matching, tools, steps, finishing, and care tips.
How Do You Identify, Repair, and Prevent Dry Rot Fungus in Wood Structures?
Identify signs, test moisture, treat, replace damaged wood, and prevent dry rot in wood structures.
What Are the Best Woods for Turning? A Wood Science Guide
Woodturning wood selection: top species for easy turning, finishes, workability, moisture, stability, and common questions.
Walnut vs. Mahogany: Which Dark Wood Performs Best in Your Shop?
Walnut vs. mahogany: weigh density, grain, workability, finish, cost, availability, and best use for fine woodworking.