On overcharge, a battery becomes a âwater-splitting deviceâ (electrolysis) that turns water into oxygen and hydrogen. A parallel can be made with the fuel cell, but this device does the opposite; it turns oxygen and hydrogen back to electricity and produces water.
By Dr. Mercola. Any type of traumatic injury, such as a fall, can cause capillaries (small blood vessels) near your skin's surface to break and leak red blood cells. This causes the reddish-purple or black and blue appearance of bruises on your skin.y Dr. Mercola. Any type of traumatic injury, such as a fall, can cause capillaries (small blood vessels) near your skin's surface to break and leak red blood cells. This causes the reddish-purple or black and blue appearance of bruises on your skin.
Sometimes, however, bruises appear for no apparent reason. This can be puzzling and sometimes worrisome. The reality is that there is always a reason for a bruise, even if the reason is not known at the time. Some of the causes of bruising for no reason include age, medication, or serious disease. Bruising for no reason may be a signal to consult a healthcare professional. As people age, capillary walls become less able to withstand the bumps and jostling of daily activities.