English: The picture shows the structure of spruce tree cells. Spruce belongs to the genus of coniferous evergreen trees of the pine family. There are about 40 species. It is one of the main forest-forming species. From it are obtained tar, turpentine, rosin, tar. One cubic meter of spruce wood can be turned into six hundred suits, or 4000 pairs of viscose socks or into sleepers, boxes. Often, spruce is also called a musical tree. Its white, slightly shiny wood is indispensable in the manufacture of musical instruments.