Answer:
Create an air gap to prevent backflow.
Explanation:
An air gap prevents contamination of the water because it creates a space between the water outlet and a contaminated source. So, if there is, for example, a decrease in the pressure that pumps the water to the faucet, the water the air gap will prevent the contamination of potable water and the cause of different illnesses.
<span>List three minerals That are significant for health?
Calcium, Chromium, Copper, Iron, Fluorine, Iodine, Magnesium, Manganese, Phosphorus, Potassium, Selenium, Silicon, Sodium, Sulfur, <span>Zinc.</span></span>
Answer:
During exercise, increases in cardiac stroke volume and heart rate raise cardiac output, which coupled with a transient increase in systemic vascular resistance, elevate mean arterial blood pressure (60). However, long-term exercise can promote a net reduction in blood pressure at rest.
Explanation:
Answer:
a nurse a person trained to take care of the sick
