Ключевые слова: accident, alarm, alert, automation, button, buttons, caution, circle, control, conveyors, danger, electric, electrical, emergency, engineer, factory, help, industrial, industry, machine, machinery, manufacturing, mechanical, off, panic, plant, power, press, pressure, prevention, problems, protection, push, recycling, red, safety, security, sign, signs, stop, switch, symbol, system, technical, technology, tube, tubing, warning, work,