Table 7.
Physical appearance, sources, and current uses of the test materials.
| Material ID | Physical Appearance | Source Region | Ethno-Utilization |
|---|---|---|---|
| Clays | |||
| AC | Brick-red clogs | Arusha | Treatment of human skin infection and ailments |
| KC | Brownish-red blocks | Kilimanjaro | Geophagial satisfaction |
| CC | Shiny white granules | Coast | Stomach ailment treatment and for decorations |
| MC | Brownish-red granules | Morogoro | Geophagial satisfaction |
| Ashes | |||
| VA | Greyish Volcanic powder | Arusha | Food seasoning and tenderization in traditional cookery, feed additive |
| RA | Greyish-white fine powder | Various places | Soil fertility improvement |
In this and subsequent tables or figures: AC; Arusha clay, KC; Kilimanjaro clay, CC; Coast clay, MC; Morogoro clay, VA; volcanic ash, RA; rice husk ash.