Sometimes, if the dog is overly-submissive it will pee to show that it is "weaker" than you. Also, dogs pee sometimes when they get too excited. Or, the dog could have a bladder infection. You should check it out with your vet.
uncontrolled urination while clothed?
What causes uncontrolled thinking
Some causes of painful urination can be a Urinary Tract Infection or possibly prostate problems. It is always good to see a doctor if painful urination persists.
Uncontrolled cell growth is usually called a tumor. When there is a condition that causes uncontrolled cell growth of abnormal cells, it is called cancer.
Find another home for your dogs.
What is the cause of uncontrolled urination
Uti Possibly
Some have it; there is no problem with it.
The smell of bleach can certainly cause dogs to urinate or repeat urination in an undesirable location.
they do it to stop getting themselves wet with urine
BPH produces a swelling of the prostate gland that obstructs the urethra. This causes painful urination, reduced urine flow, difficulty starting or stopping the flow, dribbling after urination, and more frequent nighttime urination.
Just like in humans, tumors are caused by a random and uncontrolled reproducing of cells.