Spam.
Accidental puncture of the bowel or bladder and uncontrolled bleeding. Incomplete reabsorption of the carbon dioxide gas could irritate the muscles used in respiration and cause respiratory distress.
Respiratory problems related to location of the incision, wound infection, or abscess formation.
the problems of techonolgy, cultural and environmental issues,and economic potential to make optimum use of this resource.
They are insecure, could get lost