Ключевые слова: 3034 years, alertness, casual clothing, caucasian, checking, choice, cn12901rjpg, color image, contemplation, curiosity, discovery, empty, environment, environmental conservation, environmental issues, fuel and power generation, gas can, holding, lifestyle, looking, mid adult man, oil industry, one person, recycling symbol, responsibility, side view, standing, studio shot, tshirt, waist up,