Image of a powerful engine in black and white rendition of chessImage of a powerful engine in black and white rendition of chess
The flame of an accident in smoke and disaster fantasyThe flame of an accident in smoke and disaster fantasy
Beautiful house on the background of the night skyBeautiful house on the background of the night sky
Отрасль народного хозяйства — предприятия, перерабатывающие сырьё или разрабатывающие недра.