Microbial Contamination Of Wastewater And Associated Health Risks Wastewater consists of water that carries wastes (dissolved or suspended solids) from homes, businesses, and industries and also stormwater discharges. This water is rich in chemical and biological pollutants. Therefore, wastewater effluents, if not properly treated, can cause a number of ecological, economical, and human health problems such as: algal blooms from nutrient enrichment; depletion of dissolved oxygen - … [Read more...]
How to collect bacteria samples
October 22, 2008 by
Various methods can be used to collect bacteria samples. The procedure will depend on what is being sampled and the type of data required. One may may be interested in a specific bacterium, in which case the method of sampling should be suitable for the recovery of that specific organism. Sampling from surfaces Sampling of bacteria from surfaces is usually performed using sterile swabs. Results from this test could be as simple as presence or absense of the bacterium of interest for … [Read more...]
