Maddie V Puzzle 4

5. silica is hard but is ___ during the firing and then gives it hardness to the resulting glass
8. ceramics uses what word to describe the four components of clay
10. if working with someone else's recipe fora body it is advisable to discover how the ___, especially of openers, are calculated against other constituents
11. rapid cooling of temperatures lower than Tg
12. what themselves melt and flux the free silica in the body to produce a molten glass
13. instead of start with ___ clay you can create a blend with lots of different things to make your own
14. the free silicas which may be added as flint, quartz, silica sand and cristobalite
15. the fluxes used in bodies are ___ such as cornish stone, feldspar, and nepheline syenite

1. the different material used in compounding and blending pottery bodies
2. what is sieved and dried to plasticity by filterpress or drying troughts
3. what does clay become after firing
4. it is created by blending different ___ or by adding to ___ other minerals, such as feldspar and flint
6. how many other names can bodies be referred to as
7. on cooling the larger particles are thus cemented together by what
9. what are usually added at the wedging and kneading stage or at the pug mill, it also gives texture and work ability