Ключевые слова: accuracy, analysis, big, calorie, commerce, declining, differential, equilibrium, feeding, feel fit, food, gauge, gram, gramme, healthfully, heaviness, heavy, iron, kg, kilo, kilogram, light, load, lose weight, market, mass, measurement, mensuration, metal, nostalgia, number, objects, old, ounce, overweight, review, row, scales, sport, spry, symbol, ton, tools, value, weigh, weighing, weight,