Water reuse can reduce the amount of freshwater diverted from sensitive ecosystems, as well as the amount of wastewater â and the pollution it carries â discharged to waterways. In the case of nonpotable reuse, it means avoiding the use of precious potable water where that level of quality is not required. Because of nutrients retained in water when it is not treated to drinking water standards, irrigating with recycled water can reduce chemical fertilizer use.
An abnormal EKG can mean many things. Sometimes EKG abnormalities are a normal variation of a heartâs rhythm, which does not affect your health. Other times, an abnormal EKG can signal a medical emergency, such as a myocardial infarction (heart attack) or a dangerous arrhythmia.
1 Defects or abnormalities in the heartâs shape and size. 2  An abnormal EKG can signal that one or more aspects of the heartâs walls are larger than another. 3  This can signal that the heart is working harder than normal to pump blood. 4  Electrolyte imbalances. An EKG can determine if the heart is beating too fast or too slow. 2  Heart rhythm abnormalities. 3  A heart typically beats in a steady rhythm. 4  An EKG can reveal if the heart is beating out of rhythm or sequence. 5  Medication side effects.