Ключевые слова: accident, alarm, alert, arrow, automation, background, button, cancel, circle, control, danger, directional, electric, electrical, emergency, engineer, factory, generator, help, industrial, industry, machine, machinery, manufacturing, mechanical, off, panel, panic, pendant, pneumatic, power, press, prevention, problems, protection, push, red, reset, safety, security, sign, stop, switch, symbol, system, technical, technology, warning, worker,