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.
A political cartoon by Thomas Nast in an 1870 edition of Harper's Weekly revived the donkey as a symbol for the Democratic Party. Cartoonists followed Nast and used the donkey to represent the Democrats, and the elephant to represent the Republicans. Note that the rooster is the only symbol ever recognized officially by the Democrats, although there is some question as to whether or not it was adopted on a regional or national level.