The sun looked like an orange disc, barely visible through the haze of gas and ash that filled the sky.
His greatest hits album consists of 2 discs and over 40 songs.
A DVD is a five-inch disc that plays films as well as music.
A gold disc is awarded when a million dollars worth of records are sold.
A simple technique for timing irrigation in coee using cobalt chloride paper discs.
Release of isothiocyanates from these frozen leaf discs was greater in waterlogged soils, with a concentration of 75 nmol isothiocyanates g -1 soil.
Magnetic tapes only came into general use in the 1950s, and the hard discs of computers in the 1990s.
