Essential amino acids. There are nine amino acids that your body canât make. They are called essential amino acids, meaning you must have them to live. They are found in foods like milk, eggs and meat and also a wide variety of plants. This is part of why you canât survive on a diet of just corn chips for very long.
Definition of PLENUM. 1. a: a space or all space every part of which is full of matter b: an air-filled space in a structure; especially: one that receives air from a blower for distribution (as in a ventilation system). 2.. a: a space or all space every part of which is full of matter b: an air-filled space in a structure; especially: one that receives air from a blower for distribution (as in a ventilation system).
(ËvÃ¦kjÊÉm) n, pl vacuums or vacua (ËvÃ¦kjÊÉ) 1. (General Physics) a region containing no matter; free space. Compare plenum3. 2. (General Physics) a region in which gas is present at a low pressure. 3. (General Physics) the degree of exhaustion of gas within an enclosed space: a high vacuum; a perfect vacuum.