Firing people after the probation period against their will requires a good reason to do so, but on the first day of your employment, the employer wonÂ´t be sure if he really wants to hire you at all. So, during the probation periond, there is a shortcut to get rid of you.
Aerated lagoon. An aerated lagoon or aerated basin is a holding and/or treatment pond provided with artificial aeration to promote the biological oxidation of wastewaters. There are many other biological processes for treatment of wastewaters, for example activated sludge, trickling filters, rotating biological contactors and biofilters.
Plant management at the Rogue River, OR, sewage treatment facility have used a new solar sludge drying system to reduce 120,000 gallons of 2 percent sludge from its facultative sludge lagoon to 10 cubic yards of 85 percent dry sludge.