With the addition of Sika WT - 240 P, Sika says it's the only manufacturer to offer the two core product technologies in permeability reducing admixtures; hydrophilic crystalline and hydrophobic pore ...

Graphene, the "wonder material" composed of a one-atom-thick sheet of linked carbon atoms, is the world's strongest manmade material. Now, scientists have used it to create a new type of concrete that ...