An Oil Well Can Get WHAT?

An Oil Well Can Get WHAT?

Oil wells are a vital source of energy for many countries, but they aresusceptible to bacterial infections that can cause significant problems for theoil industry. These infections occur when bacteria, found in the soil orgroundwater, enter the well and begin to grow...
Water In the Aztec Empire

Water In the Aztec Empire

Water was of great importance in the Aztec Empire, which dominated muchof central Mexico from the 14th to 16th centuries. The Aztecs recognized thevital role water played in their daily lives and developed a complex system ofcanals, aqueducts, and artificial islands,...