insulation

• Reducing energy waste

  • Lubrication
  • Thermal Insulation
• Rate of cooling in a building

  Low if walls are thick and thermal conductivity of the walls are low
• If walls are thin metal sheets, heat would be lost very quickly
• this type of insulation is

  in the roof

  A) loft insulation

  
• this type of insulation is

  in windows

  A) double glazing

  
• this insulation is in

  the floor

  A) carpet

  
• this insulation is in the wall it is a

  cavity wall