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Liquids that, when cooled, apparently solidify but actually continue to flow very slowly under the influence of gravity e.g glass.

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Galvanizing

Placing a thin layer of zinc on a ferrous material to protect the underlying surface from corrosion.

 

Indicators

For acid-base titrations, organic compounds that exhibit different colors in solutions of different acidities, used to determine the point at which reaction between two solutes is complete.

Hydrate

A solid compound that contains a definite percentage of bound water.

Alkaline Earth Metals

Group IIA metals

Homonuclear

Consisting of only one element.

Downs Cell

Electrolytic cell for the commercial electrolysis of molten sodium chloride. For further information see Electrochemistry or Fuel Cells.

Fractional Precipitation

Removal of some ions from solution by precipitation while leaving other ions with similar properties in solution.

Single Bond

Covalent bond resulting from the sharing of two electrons (one pair) between two atoms.

Chemical Hygiene Plan (CHP)

A written program developed and implemented by an employer designating proceedures, equipment, personal protective equipment, and work practices that are capable of protecting employees from the health hazards presented by hazardous chemicals usid in that particular workplace.

Lanthanides

Elements 58 to 71 (after lanthanum).