Miscellaneous Symbols is a Unicode block (U+2600âU+26FF) containing glyphs representing concepts from a variety of categories, astrological, astronomical, chess, dice, musical notation, political symbols, recycling, religious symbols, trigrams, warning signs, and weather, among others.iscellaneous Symbols is a Unicode block (U+2600âU+26FF) containing glyphs representing concepts from a variety of categories, astrological, astronomical, chess, dice, musical notation, political symbols, recycling, religious symbols, trigrams, warning signs, and weather, among others.
reactant. 1  a person or thing that reacts. 2  Also called interactant. Chemistry. any substance that undergoes a chemical change in a given reaction.
  The substances that are initially present and consumed in a chemical reaction are called reactants and the substance which is formed at the end of the reaction is called â¦ products..eactants are the substances used in a chemical reaction, usually on the left side of the reaction arrow. The products are the things that are made after the reacton is comple â¦ te. 7 people found this useful.