The pie-chart summarizes the type of treatment applied in the wastewater treatment plants of 297 big cities/big dischargers (129,3 mil. p.e.) reported in 2007 by 18 Member States (AT, BE, CY, DK, EE, FI, FR, DE, HU, LV, LT, LX, NL, PT, RO, SK, SI, SE)
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Help it consume less energy by keeping it full. It requires less energy to cool a full freezer than an empty one. Should you not have filled it, add some plastic bottles filled with water or even old newspapers – until you need the space!
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