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.
1 There is no numerical weight requirement, but many airlines do a visual assessment, looking at weight in proportion to height. 2  In the 1960s, flight attendants were required to be females of a certain weight, and to retire before they reached a certain age. It's essential that you pass the training period in order to move into full-time status as a flight attendant. 2  If you do not pass, your contract will be revoked. 3  You may reapply after six months to a year, depending on the airline policy.