Science / Biology / Substrate Feeders: Animals such as earthworms or termites that eat the soil or wood through which they burrow. MORE
Business / Construction / Primer: The first, base coat of paint when a paint job consists of two or more coats. A first coating formulated to seal raw surfaces and holding succeeding finish coats. MORE
Lifestyle / Painting / Coating: A paint, stain, varnish, lacquer, or other finish that both protects and provides decoration to the substrate. MORE
Business / Construction / Sealer: A finishing material, either clear or pigmented, that is usually applied directly over raw wood for the purpose of sealing the wood surface. MORE
Science / Periodic Table of Elements / Cerium (Ce): Atomic number: 58, Atomic mass: 140.12 g.mol -1, Electronegativity: 1.1, Density: 6.76 g.cm-3 at 20?°C, Melting point: 799 ?°C, Boiling point: 3426 ?°C, Vanderwaals radius: 0.181 nm, Ionic radius: MORE