Book excerpt: When it comes to mechanicals, (HVAC, Plumbing and Electrical) "Green" means fuel and energy efficiency, renewable and sustainable fuel sources, and water conservation. Both employers and consumers want to be Green and reduce energy consumption while maintaining their current lifestyles. They want technicians to be aware of the various methods employed in reducing energy consumption and conserving water. They want technicians to be knowledgeable about new technologies. The Green Awareness training program provides a basic understanding of green concepts, terminology, systems, and the latest in green mechanical technology. The manual contains five main sections: * Energy Management and Analysis * Building Science * HVACR * Electrical * Plumbing