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How Does a Plant Become Oil? (How Does It Happen)
Publication Date: 2009-08-15
Number of pages: 32
What tiny sea plants decompose to form oil? How did ancient Egyptians use oil to preserve mummies? What are the dangers of using fossil fuels? This series explores the causes and effects that shape our world. From the underwater volcanoes that sprout into islands, to the rushing waterfalls that spark electric currents, this series demonstrates how both natural and man-made phenomena occur.