Definition - What does Positive Displacement Pump mean? Positive Displacement Pump is a type of pump used to displace or force oil and petroleum products into pipelines or into various equipment installed in refineries.
A brain looks like a walnut because our minds are constantly making comparisons and finding similarities to help us understand the world around us. Here's an activity that can help you see more such things. Try to find faces.
Walnuts offer more than just diabetes help. Compared to other nuts, they have higher amounts of alpha-linolenic acid, which may help protect against plaque formation in arteries. L-arginine, an amino acid that helps relax blood vessels and control blood pressure, is another one of the benefits of walnuts.