Valuable conclusions on the effect of. loads and heating on concrete explosive spalling are shown in the paper. Keywrds: High-strength concrete, fire, explosive spalling, columns, heating rate, axial loads. INTRODUCTION. Concrete spalling under high temperatures is a major factor of reducing itâs fire resistance.
Abnormal heart rhythms are called arrhythmias. There are two kinds of cardioversion. Your doctor may give you one or more medicines to bring back your regular heartbeat. This is called pharmacologic (chemical) cardioversion. Doctors also restore regular rhythms by sending an electrical shock to the heart. This is called electrical cardioversion.
Diagnostic Tests and Procedures for Heart Attack. Heart attack patients may be asked to undergo a number of diagnostic tests and procedures. By learning what these tests are and why they're being done, you'll feel more confident. These tests are important and help your healthcare provider determine if a heart attack occurred, how much your heart was damaged and also what degree of coronary artery disease (CAD) you may have.