Exterior caulk is designed to seal seams in windows, doors, siding, gutters, brick, concrete, and roofing tiles to ensure that a ... This rigidity causes them to break down much sooner than silicone, ...

The best concrete sealer can protect your surfaces from moisture and chemical damage. We tested to see which performed best; ...

Several such plant-based sugar polymers have been made earlier. While most of them can purify water by trapping heavy metals, they need a helping hand. For instance, these require additional ...

Roman concrete was crucial to the Colosseum’s foundation and overall structure. Its use dates back to the third century BCE in harbor construction, where water resistance was essential.

And then there’s the riddle of the lost Martian water. As dry riverbeds, deltas, and ocean basins attest, the Red Planet once fairly sloshed with water—until three billion years ago ...