Cement is mostly limestone that’s been ground up ... leaving concrete weak and porous. To finish the surface, concrete is ...

NewsVoir New Delhi [India] January 30 JK Cement Ltd one of the leading building materials company announced its successful ...

Hong Kong hotels have teamed up with a local cement manufacturer to replace 80 per cent of limestone needed for production with oyster shells, a scheme that hoteliers said was the world’s first ...

The most common types of pavers include concrete, clay, and natural stone options such as granite or limestone ... textures, and finishes. There are two main types of concrete driveways: standard ...