2d
Techno-Science.net on MSNWhat could have dug these tunnels several million years ago? ⛏️In the scorching deserts of Namibia, Oman, and Saudi Arabia, scientists have discovered intriguing structures in marble and ...
Mysterious tunnels in desert rocks may be the work of unknown microbes, hinting at a hidden world inside marble and limestone ...
7mon
Tech Xplore on MSNResearchers fabricate calcium carbonate concrete blocks strong enough for construction useThe carbonated powder was then pressurized with a calcium bicarbonate solution and dried. In their previous experiment, the team created calcium carbonate concrete by pouring a bicarbonate ...
So, in addition to boiling the eggshells, you need to grind them into a fine powder -- with a mortar and pestle, for example. Dosing of calcium carbonate is important, since too much calcium can ...
9don MSN
In the desert areas of Namibia, Oman, and Saudi Arabia, research work has revealed unusual structures that are probably due ...
Psyllium husk 0.6g, calcium (as carbonate) 60mg; per cap; contains potassium. 3.4g of powder in 8oz liquid, or 2 wafers or 5 caps with 8oz liquid 1–3 times daily, or 5 caps plus calcium with 8oz ...
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