Ключевые слова: abstract, application, blue, caption, cog, cogwheel, collage, composition, distress, electricity, equipment, factory, flat, gear, grunge, industry, location, machine, machinery, mechanical, mesh, mosaic, net, network, part, percent, production, red, repair, rubber, seal, service, solution, stamp, system, technical, technology, teeth, tools, tooth gear, watermark, wheel, work,