简介：NontoxiccolorantfromrareearthsisexpectedtobeputintofullproductioninthecurrentyearinBaotou,thebiggestcityintheInnerMongoliaautonomousregion,followingadecisionbythelocalgovernmenttoupgradetherareearthsindustrytovalue-addedprocessesagainstpreviouslyminingtherawmaterials."Duetoitsperfectcoloringandnontoxicpropertiesthecoloringagent,mainlyforplasticsandleathers,canreplacemostexistingdyesinthemarket,"saidZhangHongjie,inventorofthecolorantandmemberoftheChineseAcademyofSciences.
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