  Crushed stone, for example, has a density of 100 pounds per cubic foot (lb/ft3), which is 1600 kilograms per cubic meter (kg/m3), which is 1.6 metric tons per cubic meter. Packed earth is about 95 lb/ft3, or 1520 kg/m3.
Harvard Business Review. Harvard Business Review. The Harvard Business Review (HBR) is a general management magazine published by Harvard Business Publishing, a wholly owned subsidiary of Harvard University. It is published 6 times a year and is headquartered in Brighton, Massachusetts.
Furfural .. Furfural (FF) is an intermediate chemical used in the refining of lubricant oils and rosins. It is also used as herbicides, fungicides, soil fumigants, and as a building block in the production of LycraÂ® (PolyTHF).hat is Ecoralâ¢. Ecoralâ¢ is the DalinYebo label for furfural that is made in an environmental responsible manner, e.g. by using (award-winning [1]) technology developed and/or implemented by our subsidiary International Furan Technologies (Pty) Ltd (www.ift.co.za).