And that's why mixing concrete properly is so important ... Don't confuse concrete mix with sand mix or mortar mix. They don't contain the aggregate (stones or gravel) that's necessary to make ...

Testing focused on seven different mortar formulations, which were compared to conventional mortar. The most promising recipe ...

They developed the cement mortar mix by replacing sand with silica aerogel and recycled PET plastic which they then showed improved thermal insulation and weighs less. Aerogels are known for their ...