The COVID-19 pandemic has pushed tens of thousands of people out of the workforce, which also has a certain impact on the beautiful bhutan On Monday (local time), the National Insti…
The COVID-19 pandemic has pushed tens of thousands of people out of the workforce, which also has a certain impact on the beautiful bhutan…
In the process of concrete mixing, the mixing method of admixture has a great influence on the effect of admixture.…
Admixtures can be used for almost all kinds of concrete, but suitable admixtures must be selected according to engineering needs, construction conditions and construction technology.…
Fuel prices in South Africa have seen their biggest drop in two years since midnight local time on September 6. According to the government's price adjustment plan, the price of 93 and 95 gas…
Affected by the conflict between Russia and Ukraine, this year the European electrolytic aluminum production capacity is declining, as Russia this week stop running indefinitely "Nord stream no. 1" gas pipeline, electricity prices in Europe rose shar…
Polycarboxylate superplasticizer has more advantages than traditional naphthalene and aliphatic superplasticizer in mixing high strength grade concrete, but its advantages of high water reduction cannot be brought into full play when the strength is…
The European Commission has submitted to member states a new draft of sanctions against Russia, including an oil embargo. Some member states that rely heavily on Russian energy sought exemptions. Western media reported that the European Commission d…
Continental natural gas futures closed up 6.7% Thursday at a record high, with European gas prices already ten times higher than usual for this time of year. Benchmark electricity prices in Europe also hit a new record Thursday, deepening an energy c…
The purchasing pace at the demand end of the international thermal coal market continues to slow down and the international thermal coal price continues to decline. Prices for thermal coal at major international ports continued to fall last week as b…
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…
Zinc oxide is the main ingredient of natural or coral-friendly sunscreen. It reflects ultraviolet rays from the skin and provides a barrier between the skin and the sun.…
Superplasticizer used in concrete refers to the fact that after mixing, it can reduce the water demand of concrete under the condition of maintaining basically the same fluidity, thereby improving the strength and durability of concrete, or under the…
These silicon nanoparticles have a large surface area and high surface activity. They also possess low bulk density. The new optoelectronic material is made up of a large gap energy semiconductor. Purity: 99%Particle Sizes: 50nm,100nm About Silicon…
Admixtures can be used for almost all kinds of concrete, but suitable admixtures must be selected according to engineering needs, construction conditions and construction technology.…