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 ].
Swapping a filter out for a fresh one is not a demanding job and should take less than five minutes. If your refrigerator has an air filter, and odors are a problem, itâs probably time to change it â even if its six-month lifetime hasnât elapsed. Before you do that, itâs a good idea to empty the compartment and throw out any food that is past its prime.