Ключевые слова: buoy, business life, canal network, channel, civil works, connection, construction phase, cork, drainage, dredging energy industry, energy, engineering, equipment and devices, flange, flanges, force of nature, fossil fuel, gas, hydropower, in a row, industrial, industry, maritime, metal, oil industry, oil rig, penstocks, petroleum, pipe, pipeline, pollution, refinery, renovation, sea, site, supply, supply lines, technology, transport care, transportation, water, yellow,