Then there are 41 commodities like iron ore, cadmium, and sodium sulfate whose demand declined in both absolute and relative terms. Some, like cadmium, mercury, arsenic, and asbestos fell out of ...

A sulfite allergy is caused by exposure to sulfur-based compounds naturally found in certain foods and used in certain food preservatives and additives. This can lead to allergy symptoms like wheezing ...

State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Beijing 100083, PR China National-Regional Joint Engineering Research Center for Soil Pollution ...

Key Laboratory of Plant Resource Conservation and Germplasm Innovation in Mountainous Region (Ministry of Education), College of Life Sciences/Institute of Agro-bioengineering, Guizhou University, ...

The signal loss is a result of chemical changes in the pigments, Zhou said. Moisture triggers the transformation of cadmium sulfide, which is yellow, into cadmium sulfate, which is white -- resulting ...