Because of this, clonidine is often used to treat the symptoms of drug, alcohol, and nicotine withdrawal. Clonidine is beneficial in opiate withdrawal because it treats symptoms that are commonly associated with that condition (watery eyes and nose, diarrhea, irritability).
However, Friction can also be harmful, for example, Rubbing two objects together causing friction causes heat, under the right circumstances it could even cause a fire, so in that case it could be good or bad, when you rub two sticks together to make fire, its good, but lets say your engine in your car is low on oil, the friction in the cylinders will eventually cause the motor to over heat and seize up and then you have engine failure and a large mechanic bill, thats bad,
All of these gases are harmful to the environment. One of the dangers of greenhouse gases is global warming. Polar ice caps are melting as a result of the greenhouse effect and this increases the sea level and cause floods to the coastal areas.Greenhouse gases, which increase the temperature around the globe, cause the tides to rise.reenhouse Gases-The Dangers. Greenhouse gases are dangerous to the environment. The most prevalent greenhouse gas is carbon dioxide. Carbon dioxide and other greenhouse gases are released into the atmosphere by agricultural practices and by the burning of fossil fuels.