TECHNOLOGICAL MATERIALS, TOOLS AND WOOD

TECHNOLOGICAL MATERIALS, TOOLS AND WOOD

1. METERIALS

   • Cost of materials
   • kind of additional elements
   • durability
     • able to resist
   • Function
     • To function the metals
   • Types of materials
     • natural and man-made
   • techniques

2. raw materials

3. properties of materials

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

4. Wood

   • parts of the trunk
     • growth rings
     • sapwood
     • cambium
     • heartwoods
     • bark
     • pith
   • types of woods
     • non-resinous
     • resinous
   • properties
     • thermal and electrical insulation
     • splitability
     • sound conductivility
     • hygroscopicity
     • density
     • hardness
     • flexibility
     • toughness
   • forms of woods
     • mouldings
     • boards
     • beams
     • panels
     • strips
     • sheets
     • comercial forms
       • plywood
       • chipboard
       • fibreboard

5. woodworking tools

   • machinal tools
     • circular saw
     • jigsaw
   • hacksaws
     • fret saw
     • hacksaw
   • basic hand saws
     • hand saw
     • tenon saw
   • hammers
     • claw hammer
     • cross-peen hammer
   • mallets
     • nylon and rubber mallets
   • spanners
     • fixed-jaw spanners
     • adjustable spanners
   • screwdrivers
     • sloted screwdrivers
     • philips screwdrvers
     • automatic screwdriver
     • bits for a multi-bit screwdriver
     • power screwdriver