US: Fortera says that its ReAct low-carbon cement product is the first to meet all six ASTM C1157 performance categories simultaneously. Previously, it says, this level of versatility typically ...
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Roman concrete survived 2,000 years, and the real reason is shocking
Roman concrete has shrugged off two millennia of earthquakes, wars, and weather that would pulverize most modern structures in a fraction of the time. The surprising reason is not mystical at all, but ...
A Multnomah County jury convicted a Portland man in a downtown killing with no apparent motive Wednesday after a five-day trial. But jurors acquitted him of all charges in a similar slaying that had ...
In the ancient Roman city of 'Pompeii,' buried by a massive volcanic eruption about 2,000 years ago, a site has been newly excavated that vividly showcases ancient Roman construction techniques. A ...
Abstract: This study investigates the performance evaluation of lime-cement mortar comprised of manufactured sand and offshore sand as the river sand alternatives. The most common mortars suggested by ...
Mixing concrete isn’t fun — it’s heavy, messy, and time-consuming. So when a human-powered cement mixer claims to make the process easier, you test it. We compared the Steele Mixer to standard bucket ...
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