32 thoughts on â10 Greatest Empires in the History of Worldâ. 1  For some reason I feel like I need to disagree that the U.S. is not an empire. In terms of this list youâre correct (ie geographic conquests) but the U.S. asserts an authority over the rest of the world at present that has never existed before.
How to Safely Clean Your Ears. Normally, ear canals are self-cleaning and should not need to be cleared with any foreign devices. Trying to clean the ear with cotton swabs or other objects can actually cause problems by pushing the ear wax deeper into the ear canal.
Using cotton tip applicators to clean the ear canal not only pushes wax closer to the ear drum, but there is a significant risk of causing minor to severe injury to the ear, Jatana said in a hospital news release. Indeed, most of the injuries occurred while using cotton swabs to clean the ears (73 percent), the findings showed. The rest occurred while playing with cotton swabs (10 percent), or with children falling when they had cotton swabs in their ear (9 percent). The majority of injuries occurred when children were using cotton swabs by themselves (77 percent), followed by when a parent (16 percent) or sibling (6 percent) was using a cotton swab to clean a child's ear.