The average American generates approximately 4.5 pounds of garbage per day, for a total of 196 million tons of trash per year, most of which ends up in landfills (Shortridge, 1993). Various government and private programs have been organized to divert part of this garbage (metals, plastics, paper and cardboard, and yard and food wastes) from landfills by recycling. Yard and food wastes often ar...

With an ever increasing population rate; a vast array of biomass wastes rich in organic and inorganic nutrients as well as pathogenic microorganisms will result from the diversified human, industrial and agricultural activities. Anaerobic digestion is applauded as one of the best ways to properly handle and manage these wastes. Animal wastes have been recognized as suitable substrates for anaer...

Fish lipid contains long-chain n-3 (omega-3) PUFA, particularly EPA (C20:5 n-3) and DHA (C22:6 n-3). Consumptions of these PUFAs have been perceived to be important in human nutrition, health and disease prevention. World fish lipid request continue to increase. Fish lipid that contributes to the nutritional needs is currently being extracted from liver or muscle of cod, herring, mackerel and s...

Readers of Current Content@ (CP ) have often heard me praise Philadelphla’s cultural and scientific achievements. While I take great pride in these and other local accomplishments, Philadelphia, like most other cities, does have its share of problems such as waste disposal. But if we are slow to act in the face of this public health issue, overcoming our complacency toward wastes that are invis...

This paper presents eco-friendly unburnt bricks made up of fly ash, waste plastic powder, glass lime, gypsum and crusher sand as alternatives to conventional burnt clay for sustainable development. The research focuses on the maximum utilization industrial in brick production. Materials are characterized according their chemical geotechnical properties. In this research, we use a milled powder ...