Capo enables changing chord keys and syncing instruments with voices. Helps with complex chords and creates different tones. Allows using same open chord shapes with different notes
Rosewood is a richly colored hardwood with strong, tough, and dense structure. True rosewoods originate from the Dalbergia genus. Dalbergia nigra, known as Brazilian rosewood, is the most valued variety. Dalbergia latifolia, also known as Indian rosewood, is native to India
Nacre is an organic-inorganic composite material produced by molluscs. Composed of hexagonal aragonite platelets arranged in parallel lamina. Forms from tiny particles growing into hexagonal crystals. Secreted by epithelial cells of mantle tissue
Adolphe Sax invented the saxophone in 1840s, patented in 1846. Initially produced in two groups: C/F and B♭/E♭ series. Modern saxophones consist entirely of B♭ and E♭ instruments. High-pitch saxophones were produced until early 20th century
Pedals were first used by English builders in 1772. Early pianos had as few as one pedal and up to six. Hand stops were used for dampers until 1765. German builders continued using knee levers for dampers
Piano produces sound when keys are depressed, using hammers to strike strings. Modern pianos have 88 black and white keys tuned to chromatic scale. Two main types: grand piano (horizontal) and upright piano (vertical)