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.
Ozone depletion has resulted in a greater penetration of ultraviolet radiation on the earth's surface, which is harmful to life on earth because it damages cellular DNA. The ozone effect does not appear to have a direct influence on global temperatures.