Slag is a molten mixture of process waste ashes from the power and metallurgical industries. In gasification, slag is made from mineral impurities that remain after a carbon feedstock such as coal has ...

The Nature Index 2026 Research Leaders reveal the leading institutions and countries/territories in the natural sciences, health sciences, applied sciences and social sciences, according to their ...

Coal remains the most stable low-cost source of energy, but its lower qualities challenge users to meet stringent environmental regulations. The first step in any modification or fuel switching of a ...

The time is now to focus on stretching goals to deal with sustainability. The decision that went into effect January 2018 by China’s government (“National Sword”) to stop accepting all United States ...