Urinary retention is the inability to empty the bladder. Dysuria means difficult urination. The absence of urinary output is called anuria. The inability to form urine is term â¦ ed anuria.
Some experts recommend changing your air filter as often as every 3,000 miles (4,828 kilometers), along with changing the oil [source: 2CarPros.com ].Others say that's a little too excessive and that you should simply use your judgment in visually spot-checking the air filter and change it out when it looks dirty.ome experts recommend changing your air filter as often as every 3,000 miles (4,828 kilometers), along with changing the oil [source: 2CarPros.com ].
Write a guide. The easy answer to the question of how often to replace the air filter in a car is whenever it needs it. The problem with that answer is that many car owners do not know how to tell when an air filter needs replacing.rite a guide. The easy answer to the question of how often to replace the air filter in a car is whenever it needs it. The problem with that answer is that many car owners do not know how to tell when an air filter needs replacing.