Related Words

Graphite: A type of carbon used for pencils, transfer sheets and as a dry lubricant. Synthetic graphite is made from carborundum

Step: Ridges or creases commonly seen around the circumference of steel shafts, creating a terraced taper in the shaft rather than the smooth continuous taper seen in most graphite shafts

Allotrope: Some elements occur in several distinct forms called allotropes. Allotropes have different chemical and physical properties. For example, graphite and diamond are allotropes of carbon.

Carbon: An element with atomic number 6. Carbon is a nonmetal found in all organic compounds. Carbon occurs naturally as diamond, graphite, and buckminsterfullerene.

Nozzle: The part of a heating system that sprays the fuel of fuel-air mixture into the combustion chamber.

Brush: A piece of current conducting material (usually carbon or graphite) which rides directly on the commutator of a commutated motor and conducts current from the power supply to the armature windings.

Racquet: A bat with a long handle and a large looped frame with a string mesh tautly stretched across it, the frame made of wood, metal, graphite, composite, or some other synthetic material, used by . . . View Full Definition

Pencil: Graphite wooden jacketed pencils as are known today date from the end of the 17th century when there was a prosperous British business in the north country and when, as Sir John Pettus comme . . . View Full Definition

Phosphorus (P): Atomic number: 15, Atomic mass: 30,9738 g.mol -1, Oxidation states: ± 3, 4, 5, Electronegativity: 2,1, Density: 1,82 g/ml at 20°C, Melting point: 44,2 °C, Boiling point: 280 °C, Vanderwaals . . . View Full Definition

Molybdenum (Mo): Atomic number: 42, Atomic mass: 95.94 g.mol -1, Electronegativity: 1.8, Density: 10.2 g.cm-3 at 20°C, Melting point: 2610 °C, Boiling point: 4825 °C, Vanderwaals radius: 0.139 nm, Ionic radi . . . View Full Definition