资讯

As regulators worldwide raise concerns about this once-popular ingredient, talc alternatives have taken their place. But they don’t all look, feel or cost the same.
Martinsville received more rain than any other central Indiana town during last week's severe storms. The White River through town has flooded, which also washed out nearby cornfields.
Prodigious siblings can be annoying. All too often, they steal the spotlight and cast behind them an infuriating shadow of ...
Hydrous silicate melts atop the 410 km discontinuity have ultra-low viscosities, enabling rapid segregation. These melts form paired layers through continuous dehydration melting, which can ...