Various materials that are gen- erally classified as soils, composts, and other materials or combinations, have been used as the filter bed me- dia and tested by researchers (Nikiema et al., 2007). Compost was known as the most efficient filter bed with the Conversion rate (X) ranging ...
Beats me. A few of the images that beta-testers have created are at http://favorites.freezepaintapp.com –send me something good/fun/interesting/disturbing that you’ve done with FreezePaint and there’s a pretty good chance it’ll end up there too! (There’s a button at the bottom o...
Jiménez J, Guardia-Puebla Y, Cisneros-Ortiz ME, Morgan-Sagastume JM, Guerra G, Noyola A (2015) Optimization of the specific methanogenic activity during the anaerobic co-digestion of pig manure and rice straw, using industrial clay residues as inorganic additive. Chem Eng J 259:703–714 Art...