Sodium Carbonate. Sodium carbonate is a sodium salt of carbonic acid and a strong base. It is supplied as a white, odorless powder that is hygroscopic and very soluble in water producing a strong alkaline solution.
1. to refrain from claiming or insisting on; forgo: to waive one's rank. 2. to relinquish (a right) intentionally: to waive an option. 3. to put aside, esp. for the time; defer or dispense with: to waive formalities. 4. to dismiss from consideration or discussion. [1250â1300; Middle English weyven < Anglo-French weyver to make a waif (of someone) by forsaking or outlawing (him or her)]
To waive is to give up one's right to do something. If you waive your right to help name your family's new puppy, you can't complain if he ends up being called Mr. Tinkerbell Sweetheart Lovey-Face.. To wave is to move to and fro, like when you wave your hand. Hello there! To waive, with a sneaky i, is to give up your right to do something.