Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound primarily used as a raw material in the manufacture of polyester fibers and fabric industry, and polyethylene terephthalate resins (PET) used in bottling.thylene glycol is used as a protecting group for carbonyl groups in organic synthesis. Treating a ketone or aldehyde with ethylene glycol in the presence of an acid catalyst (e.g., p-toluenesulfonic acid; BF3â¢Et2O) gives the corresponding a 1,3-dioxolane, which is resistant to bases and other nucleophiles.
Southwest to charge $40 to upgrade to an earlier âAâ boarding pass on the day of flight. Southwest Airlines (Dallas) customers LUV the coveted âAâ boarding group according to the airline. Now Southwest will offer an additional option to upgrade their position with the open seating at the board gate. The airline continues: Now they have one more way to be among the first to board.
If there is an increase in your new airfare, you will be required to pay the difference, but there is no additional fee. However, Southwest has announced a change to its policy for travelers who do not cancel their flight at least 10 minutes before departure.et's say you do pay your $200 change fee and your new ticket costs $200. Under this policy, you would lose the remaining $100. On American and Delta, if the new ticket costs $200, you get the rest after the change fee is deducted.