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.
There are numerous active ingredients in walnuts that may contribute to protecting cognitive functions, the researchers say. They are high in antioxidants and a combination of vitamins and minerals. A significant amount of alpha-linolenic acid, a plant-based omega-3 fatty acid in walnuts, also benefits heart and brain health.