CLEVELAND, Ohio, June 29, 2015 (SEND2PRESS NEWSWIRE) — N-Propyl Bromide (NPB) from Chemical Solvents, Inc. is a nonflammable, non-chlorinated industrial solvent that removes wax, oil and grease from metals. It can replace solvents like TCE, PCE and DCM all of which are rated as HAPs (Hazardous Air Pollutants).