Ключевые слова: accuracy, action, background, business, computer, concept, countdown, counting, crystal, deadline, duration, efficiency, expire, finish, flowing, glass, goal, hour, hourglass, job, laptop, management, measurement, minute, nobody, object, office, organization, past, patience, pc, period, planning, process, punctuality, rationality, running, sand, sandclock, sandglass, second, start, table, target, task, time, timer, wasting, work, workplace,