TECHNOLOGICAL MATERIALS, TOOLS AND WOOD

TECHNOLOGICAL MATERIALS, TOOLS AND WOOD

1. RAW MATERIALS

   • animal origin
   • plant origin
   • mineral origin

2. NATURAL AND PROCESSED MATERIALS

   • artificial
   • synthetic

3. PROPERTIES OF MATERIALS

   • mechanical properties
     • hardness
     • mechanical resistance
     • toughness
     • brittleness
     • elasticity
     • plasticity
   • thermal properties
     • expansion
     • thermal conductivity
   • environmental properties
     • toxicity
     • recyclability
     • environmental hazard
     • biodegradability