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… (Very toxic to aquatic organisms / may cause long-term adverse effects in the aquatic environment) US EPA Toxicity … LD50 median lethal dose LOAEL lowest-observed-adverse-effect level LOEL lowest-observed-effect level m …

… to economic growth and social development. However, their adverse impacts on the environment and human health, mostly … be produced and used in ways that minimize signifi- cant adverse effects on human health and the environment by 2020. … be produced and used in ways that minimize significant adverse impacts on human health and the environment.  This …

… (see 10 below) and improved efficiencies of use, can effect the nature and quantity of waste, as can better … to play in achieving real reductions in the potential for adverse environmental effects and overall environmental … lead to undesirable emissions or result in detrimental effect on the quality of a production such as cement in the …