Keywords
30 to 34 years, adult, alone, blue sky, caucasian ethnicity, cell, cells, cellular telephone, color, communicating, communication, connections, consumer electronics, day, device, digital device, electronics, environment, environmental issue, europe, european, gravel, gravel pit, green, hard hat, health-and-safety, heavy industry, helmet, high visibility clothing, high visibility jacket, industrious, industry, interaction, issue, italian, italy, joining, labor, male, man, mediterranean, mid adult, mid adult man, mining, mobile, mound, network, networking, one person, only adults, only men, only mid adult men, only one adult, only one man, only one mid adult man, orange, orange color, out, outdoors, piemonte, protective clothing, protective workwear, quarry, rear view, reflective, reflective clothing, rock, rocks, rural, rustic, safety vest, saying, single, sky, smartphone, southern europe, southern european, talking, technology, telephone, the mediterranean, using, verbania, view, view point, weather, white, work, worker, working, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, u69709232