Studying fine-grained carbonate rocks by ultra-technique can inquire into its various origin, secondarychange in diagenesis and type of pores and evaluate its reservior properties.
They're looking for a change known as "barrel chest," which describes a particular posture and body shape that tends to develop as a secondary symptom of COPD.
Why? They're looking for a change known as "barrel chest, " which describes a particular posture and body shape that tends to develop as a secondary symptom of COPD.