TECHNOLOGICAL MATERIALS, TOOLS AND WOOD

TECHNOLOGICAL MATERIALS, TOOLS AND WOOD

1. RAW MATERIALS

   • ANIMAL ORIGIN
   • PLANT ORIGIN
   • MINERAL ORIGIN

2. NATURAL AND PROCESSED MATERIALS

   • SYNTHETIC
   • ARTIFICIAL

3. PROPERTIES OF MATERIALS

   • MECHANICAL PROPERTIES: HARDNESS,BRITTLENESS,ELASTICITY,MECHANICAL RESISTANCE AND PLASTICITY
   • THERMAL PROPERTIES: EXPANSION AND THERMAL CONDUCTIVITY,
   • ENVIROMENTAL PROPERTIES: TOXICITY,RECICLABILITY,BIODEGRADABILITY AND ENVIROMENTAL HAZARD

4. TOOLS

   • ASSEMBLY TOOLS:TORQUE
   • MARKING TOOLS:SCRIBE
   • MEASUREMENT TOOLS: CALLIPER
   • IMPACT TOOLS:HAMMER
   • SUPPORT TOOLS:CLAMPS
   • CUTTING/LEVELLING TOOLS:SCISSORS

5. WOOD

   • NON-RESINOUS
   • RESINOUS

6. PROPERTIES OF WOOD

   • HARDNESS
   • THERMAL AND ELECTRICAL INSULATION
   • FLEXIBILITY
   • HYGROSCOPICITY
   • TOUGHNESS
   • SOUND CONDUCTIVITY
   • SPLITABILITY
   • DENSITY

7. FORMS OF WOOD

   • PREFABRICATED
   • COMMERCIAL
   • NATURAL

8. WOOD WORKING TOOLS

   • CUTTING TOOLS:BASIC HAND SAWS;HACKSAWS,MACHINE TOOLS
   • IMPACT TOOLS:HAMMER;MALLETS
   • ASSEMBLY TOOLS:SPANNERS;SCEWDRIVERS