The Environmental Protection Agency’s (EPA) Portfolio Manager, used by more than 9,000 hotels across the United States to benchmark their energy and water performance, is about to undergo some significant changes.
When they pop into the Walgreens store at the intersection of Chicago Avenue and Keeney Street in Evanston, Illinois, consumers probably will be buying milk, refilling their prescription, or printing photos from their summer vacations.
The U.S. Department of Energy estimates that air compressors use as much as 10% of all electricity generated in the United States. Further, the DOE calculates that as much as 50% of this energy is wasted. Compressed air leaks alone account for 25-30% of compressed air use.