Oxygenates chemically enlean the air/fuel mixture resulting in more complete combustion and lower CO emissions. ... Sloan, recognized that, for automotive scientists and engineers "The central problem has been to develop a more satisfactory relationship between the fuel and the engine." ... Sloan's comments focused on the problems of scientists and engineers, it is important to recognize that you, the auto service technician, must deal with such factors on a day-to-day basis, face to face, with the consumer. ...

• Word Count: 853
• Approx Pages: 3
• Grade Level: High School

Since rockets go where there is no oxygen, they must take their own supply of oxygen with them in the form of a chemical. This chemical is called an oxidizer. ... For the future space missions, engineers hope to design a spacecraft with an engine that can use an airplane runway to take off and land horizontally. ...

• Word Count: 1684
• Approx Pages: 7
• Grade Level: High School

One is the trace contaminant control system and it detects trace odors, chemical leaks, and spills. ... These fluids will help engineers to build earthquake-resistant buildings, increase productivity in materials processing, and performance of power generating sources. ...

• Word Count: 1616
• Approx Pages: 6
• Grade Level: High School