Effect of polycarboxylate superplasticizer on the concrete properties
The impermeability of concrete is related to its porosity and pore structure.…
The impermeability of concrete is related to its porosity and pore structure.…
Us consumers have filed a lawsuit against Mars in a California court on last Thursday, claiming that Skittles contains too much titanium dioxide (E171). Is titanium dioxide harmful to the body?Titanium dioxide is an additive used in pigments, adhesiv…
The oxidation resistance and corrosion resistance of nickel alloy make it suitable for the harsh environment of high temperature and high pressure.…