APPENDIX: RAW MATERIALS
The following sections are included:
INTRODUCTION
PURIFICATION PROCESS
Electrolysis
Solvent Extraction
Ion Exchange
Vacuum Distillation
Zone Melting
ZINC
CADMIUM
MERCURY
GALLIUM
INDIUM
PHOSPHORUS
ARSENIC
ANTIMONY
BISMUTH
SELENIUM
TELLURIUM
BORIC OXIDE (B2O3)
PYROL YTIC BORON NITRIDE (pBN)
GRAPHITE
REFERENCES