Ключевые слова: background, balance, black, ceramic, color, compact, design, equipment, force, gauge, gold, grams, gravity, hang, hook, instrument, isolated, kitchen, machine, mass, measure, measurement, mechanism, metal, meter, modern, nobody, object, opposite, plastic, pounds, products, scale, scales, spiral, spiral balance, spring, spring balance, steel, steelyard, studio, tiles, tool, vertical, wall, weigh, weigher, weighingmachine, weight, white,