Hourly rates fall anywhere between $100 and $200 per hour. Because small appliance repair can take less than an hour to complete, you may be charged a flat fee for repair services such as defrosting a fridge, changing connectors, etc.
A severe depletion of ozone in a region of the ozone layer, particularly over Antarctica and over the Arctic. The depletion is caused by the destruction of ozone by CFCs and by other compounds, such as carbon tetrachloride (CCl4) and carbon tetrafluoride (CF4). ozone hole in Culture Expand.
Environmental Effects of Ozone Layer Depletion: 1994 Assessment. United Nations Environment Programme, Nairobi, Kenya, 1994. Health, solar UV radiation and environmental change. A Kricker, BK Armstrong and RD Burton (eds), Lyon, International Agency for Research on Cancer (IARC Technical Report 13), IARC 1993.