To try and answer this question Iâve collected average electricity prices from 17 countries around the world, and converted them to $/kWh (US). All the data is based on average prices and exchange rates for 2011, and Iâve graphed them in US cents/kWh to keep it tidy.anadian electricity is cheap at 10 US cents per kilowatt hour, which is reflected in their high average electricity usage. US electricity prices at 0.12 $/kWh are also quite cheap internationally.
1 When the heart canât pump enough blood to meet the bodyâs needs, blood flow slows which can cause clots to form. 2  Atrial fibrillation, the most common type of arrhythmia, or irregular heartbeat. 3  Atrial fibrillation can cause blood to pool in the upper chambers of the heart and can cause clots to form.
The heart is surrounded by a double layer thin membrane (pericardium). In normal conditions, several milliliters of fluid are present between the heart muscles and the pericardium. Generally pericardial effusion happens with an abnormal fluid accumulation around your heart. Excess fluid accumulation around the heart is not attributed to gender or age. Many conditions can result in fluid build up around the heart and the lungs. The condition might happen when pericardial fluid flow is blocked, and blood is accumulated in the pericardium.