Cost-effective risk assessment of nanomaterials may be feasible Companies, authorities and scientists can save time, money and test animals in the risk assessment of nanomaterials by using available data.
HFC greenhouse gases accumulate in refrigerators and air conditioners Hydrofluorocarbons (HFCs) are potent greenhouse gases used in refrigerators and air conditioners and are released primarily at the end of the life-span of these products.