Ключевые слова: agriculture, blue, building, countryside, dirty, distribution, environment, equipment, facility, farm, field, flange, flow, fluid, garden, green, grunge, hydraulic, industrial, industry, installation, large, lines, liquid, machine, metal, modified, motor, natural, nature, orange, outdoor, outside, pipe, pipeline, plant, plantation, process, pump, rural, sun, system, technology, thailand, tropical, tube, utility, valve, water, wet,