Preventing Spills The U.S. oil and natural gas industry supplies more than 65 percent of America's energy. ... The rate of dissolution depends on the oil's chemical composition and the surface area of oil and water. ... This water-in-oil emulsion may be 50-80 percent water and thus increases the volume of the oil spilled. ... Usually, the resulting compounds are more soluble in water. For most spill situations, the amount of oxidized compounds is very small and dissolution of these compounds will reduce the volume of oil spilled only slightly. ...

• Word Count: 1417
• Approx Pages: 6
• Grade Level: High School

At this time, the chemical composition of the bean begins to change. ... Saccharomyces cerevisiae, Candida rugosa, and Kluyveromyces marxianus grow in the heap when brought into contact with the ten to fifteen percent sugar pulp within the cacao bean, fermenting the sugars as mentioned previously. ... This creates biochemical and enzymatic reactions that begin to intensify the aroma and flavor compounds. ... In the final stages, the matrix will be rich with bacteria which break down and produce amide and some ammoniacal compounds. ... If the beans are not dried to the correct values, fungi can...

• Word Count: 1886
• Approx Pages: 8
• Grade Level: Undergraduate

It is distinguished from the underlying mantle rocks by its composition, lower density, and the lower velocity at which it conducts seismic energy. ... These two types of crust differ in their average age, composition, thickness and mode of origin. ... The Mantle makes up most of the earths mass and is composed of iron, magnesium, aluminum, silicon, and oxygen silicate compounds. ... The Earth is separated into layers based on mechanical properties in addition to composition. ... Ninety-seven percent of Earth's water is salty. ...

• Word Count: 1504
• Approx Pages: 6
• Grade Level: High School