GLOSSARY

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Negative Space - Areas not used properly resulting in loss of that space, such as air bubbles in bronze and plaster casting.

Nichrome - Metal that can withstand high degrees of heat. Wire used in firing ceramic beads.

Nickel - Metal used extensively in alloys as a catalyst.

Nonferrous - Containing no iron.

Notches - Used in the side walls of a plaster mold to prevent shifting when casting is poured.

Noxious - Harmful to humans.