Zirconium boride has the properties of low density, high melting point, high hardness, high specific strength, high specific stiffness, good thermal conductivity, excellent electrical conductivity, excellent ablative resistance, and oxidation resista…
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…
The Biden administration plans to ease sanctions on Venezuelan oil to allow more of the country's crude to reach Europe. The U.S. will allow European companies still operating in Venezuela to immediately transfer more oil to the continent, while all…
Since 2022, Russia-Ukraine geopolitical conflicts have intensified, and global energy prices have risen sharply, with international natural gas prices hitting historic highs. As the most important transitional energy source in the transition from fos…
A woman is most fertile on certain dates of their menstrual cycle. The fertile window generally covers the six-day period which ends with the date of Ovulation. There are a number of effective methods…