Curso: Introducing Clay Tools, Tema: bentonite

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Diagrama de temas

Lesson Overview
- Seleccionar actividad This lesson introduces the basic tools used in a c...
  
  This lesson introduces the basic tools used in a clay workshop.

bentonite
- Seleccionar actividad A soft plastic light-colored clay formed by the ch...
  
  A soft plastic light-colored clay formed by the chemical alteration of volcanic ash; it can swell to several times its original volume when placed in water.