Sewage sludge treatment describes the processes used to manage and dispose of sewage sludge produced during sewage treatment. Sludge is mostly water with lesser amounts of solid material removed from liquid sewage. Primary sludge includes settleable solids removed during primary treatment in primary clarifiers.Secondary sludge separated in secondary clarifiers includes treated sewage sludge from secondary treatment bioreactors.ludge is mostly water with lesser amounts of solid material removed from liquid sewage. Primary sludge includes settleable solids removed during primary treatment in primary clarifiers. Secondary sludge separated in secondary clarifiers includes treated sewage sludge from secondary treatment bioreactors.
The general manager is also normally the person who hires and fires the coaching staff, including the field manager who acts as the head coach.In baseball, the term manager used without qualification almost always refers to the field manager, not the general manager.n baseball, the term manager used without qualification almost always refers to the field manager, not the general manager.
Former catcher Joe Girardi is the team's manager, and Brian Cashman is the team's general manager. The team's home games were played at Yankee Stadium from 1923 to 1973 and from 1976 to 2008. In 2009, they moved into a new ballpark of the same name after the previous venue closed. The team is perennially among the leaders in MLB attendanceâin 2011, the Yankees had the second-highest attendance. One of the most successful sports clubs in the world, the Yankees have won 18 division titles, 40 AL pennants, and 27 World Series championships, all of which are MLB records.