Of course, this is balanced with gas content -- if the magma contains more gas bubbles, it will erupt more violently, and if it contains less gas, it will erupt more calmly.
A memorandum of understanding (MOU) is an agreement between two parties in the form of a legal document. It is not fully binding in the way that a contract is, but it is stronger and more formal than a traditional gentleman's agreement. Sometimes, the term is used as a synonym for a letter of intent, particularly in private law.
The Ambulatory Surgery Unit (ASU) is a multifaceted unit. A preoperative (preop) nurse assesses outpatients prior to the day of surgery. This is done at the ASU preop clinic visit and again on the day of surgery. The ASU RN assures the patient meets health and nursing criteria prior to surgery.