Their high calcium content is usually the star of the show, but donât let it blind you to everything else in the can. 1  Sardines also deliver: 2  Selenium (69%) 3  Phosphorus (45%) 4  Iron (15%) 5  Magnesium (9%) 6  Copper (9%) 7  Zinc (8%)
Premature ventricular contractions (PVCs, PVC) are premature heartbeats originating from the ventricles of the heart. Premature ventricular contractions are premature because they occur before the regular heartbeat. Normal function of the heart. The heart has four chambers.
Definition for Volatile Organic Compounds (VOCs) October 1999. TOTAL VOCs AND THE NPI. INTRODUCTION. For the purposes of the National Pollutant Inventory, Total Volatile Organic Compounds. (VOCâs) has been included as a Table 2 reportable substance because it represents. photochemical smog precursors, and as such can be generally defined as âany organic.