Control measures against the spread of Legionella from wastewater treatment plants Wastewater treatment plants (WWTPs) may spread Legionella via the air and cause pneumonia if people inhale them.
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.