As the pool is filling, immediately after plastering, add 1 gallon of muriatic acid directly to the water (don't splash it on the bare plaster) for each 5,000 gallons of fill water. With a watch, time the amount of time it takes to fill up a 1 gallon or 5 gallon bucket with the hose(s) used to fill up the pool.
Age RequirementsThe U.S. and Canadian governments have established minimum and maximum ages for airline pilots. A private pilot must be at least 17 years of age, a commercial pilot at least 18, and an applicant for an air/airline transport pilot certificate at least 21 in Canada and 23 in the United States.t the college/university level, preferred courses in preparation for an airline pilot career would include advanced math, English, sciences, aeronautical engineering, and other aviation-related studies.
Federal law in the United States requires airline pilots to retire at age 65; there is no such limit in Canada, but the retirement age on scheduled airlines changed in December 2007 from age 60 to age 65.he First Class and Category 1 certificates have the highest standards and are required for an air/airline transport pilot certificate. The First Class Certificate is valid for six months, while the Category 1 Certificate is valid for one year for pilots under age 40, and six months for those aged 40 and older.