A steampunk factory, large gears and machinery, nuclear reactors

a steampunk factory, large gears and machinery, nuclear reactors, atomic bombs, scientists in lab coats, toxic waste, post-apocalyptic landscape, dark and gritty atmosphere, muted colors, dramatic lighting, highly detailed, 8k, cinematic, dramatic composition, chiaroscuro lighting, atomic energy, industrial revolution, complex mechanical details, intricate design, sense of scale and grandeur