The Work of a Geologist
Yono Suharto is a geologist. He work for an engineering firm in Jakarta. What is a geologist? Geologists are men and women who study the earth and its rocks. We need the help of geologist when we build bridges, buildings,roads and cities. Sometimes engineers need to build a tunnel through a mountain or hill. Before the workmen dig the tunnel, a geologist will study the mountain and find the best places for tunnel.
