Ebstein Anomaly Ebstein anomaly is a rare defect in which the tricuspid valve, which prevents backflow of blood from the right ventricle into the right atrium, is deformed. The right side of the heart is where deoxygenated blood from the body is pumped into the lungs for oxygenation.
Buttermilk never expires. Ten days after the expiration date, just boil it for a few minutes and let it settle for a while. It makes a great dry yogurt in the form of cookies. They last for years.
Butter that has been frozen can stay good for six to nine months. Butter that has gone bad has a pale appearance. Butter does not have to be refrigerated, but refrigeration extends its shelf life. Butter is made from cream or milk that is churned until it turns solid.