Construction materials

Construction materials

1. should have

   • Quality
     • must cover
       • Efficient
       • Control of process
         • Types
           • Stony
             • is
               • Rocks
               • Igneos
               • Sedimentary
               • Metamorphie
                 • Commercial materials
                   • as
                     • Ashlar
                     • Cobble stone
           • Ceramic
             • created by
               • Hot ( hig temperatures)
                 • Commercial materials
                   • as
                     • Brick
                     • Glasses
                     • Cement
           • Mortars and Concrete
             • mix of
               • water
               • fine aggregate
                 • as
                   • Sand
               • coarse aggregate
                 • as
                   • Gravel
                   • • Requiremens
                       • are
                         • Durability
                         • Esthetic
                         • Cost
                         • Resistance
               • cement
           • Organic
             • is
               • Natural
                 • Commercial materials
                   • as
                     • Wood
           • Metal
             • function
               • Structural
                 • Commercial materials
                   • as
                     • Iron
                     • Copper
                     • Zinc
                     • Aluminium
                     • Steel
           • Binders and Conglomerates
             • work like
               • adhesives
                 • Commercial materials
                   • Lime
                   • plaster
                   • Cement
                 • as