1. What do you call a fabrication or sculptural process that joins materials, usually metals or thermoplastics, by causing coalescence?

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2. Pumice is a light, ................ form of solidified lava.

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3. Gouges are one of the most commonly used tools in wood .....................

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4. What do you call a hard compound of plaster of Paris or whiting in glue, used in sculpture (as can be seen in the image below) or as a base for gilding or painting on wood?

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5. The sculpture The Rape of Proserpina, by Gian Lorenzo Bernini, is a representative example of...

6. What do you call a glassy substance, usually opaque, applied by fusion to the surface of metal, pottery and other materials as an ornament or for protection? In the image below we can see an example of its application on a metal sculpture.
(Source of the definition: Dictionary.com).

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7. A type of fine plaster used for coating wall surfaces or moulding into architectural decorations is known as...

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8. These statuettes are made of brass, an ....................... of copper and zinc.

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