1 Calcium chloride is a compound made of calcium and chloride, and is one of the types of salt used to control ice on sidewalks and roadways. 2  The compound is often produced from limestone. 3  Potassium nitrate-This electrolyte, commonly known by the formula KNO3, is used in a wide variety of substances.
A. work hard like a mule in a field B. stubborn like a mule C. not as smart as a mule D. policy choices stunk like a mule. A: The original meaning of the Democratic donkey symbol was: stubborn like a mule.
Manners & Customs: Donkeys. Donkeys in the Ancient World. Donkey A Symbol of Peace The donkey used as a symbol of peace times. The horse has usually symbolized times of war, but the donkey, times of peace. In Old Testament times this was especially true from the days of King Solomon.