'Concrete made' presentation slideshows

Concrete

365 views • 9 slides

The advantages and disadvantages of using Concrete

Concrete has been an integral part of the construction for many years and is still being used for several construction projects. However, concrete has its own advantages and disadvantages some of which have been discussed.

851 views • 6 slides

Scientist Harry Coumnas Clears the Mystery about the 2000 Year Old Roman Concrete

Scientist Harry Coumnas has unlocked the mystery of Roman concrete which has resisted the elements for thousands of years. The ancient sea walls built by the Romans used concrete made up of lime and volcanic ash to bind with rocks. Harry has discovered that the elements within the volcanic material reacted with the sea water to strengthen the construction.

75 views • 6 slides