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    Scientists have found that some bacteria and fungi can produce minerals
    0:31

    Scientists have found that some bacteria and fungi can produce minerals

    Scientists found a way by adding glue
    0:22

    Scientists found a way by adding glue

     1  view
    We found a way for the material to start repairing itself
    0:31

    We found a way for the material to start repairing itself

     5  views
    Concrete is often used as an auxiliary support around steel bars
    0:29

    Concrete is often used as an auxiliary support around steel bars

     3  views
    Concrete tends to crumble over time
    0:25

    Concrete tends to crumble over time

     1  view
    Formation of concrete
    0:27

    Formation of concrete

     2  views
    Concrete is the most widely used building material in the world
    0:24

    Concrete is the most widely used building material in the world

     2  views