This plaque is made up of cholesterol and other cells. A heart attack may occur when: A tear in the plaque occurs. This triggers blood platelets and other substances to form a blood a clot at the site that blocks blood from flowing to the heart. This is the most common cause of heart attack.
Blu-ray DVD new releases typically cost about $20, but titles can range from $5 for older films to up to $100 for box sets. An HDMI cable, which provides optimal playback on a Blu-ray device, may not be included in the purchase of a new Blu-ray player. The cables are typically available for about $10-$20.
Blu-ray Defined. Blu-ray is a high-definition optical disc format. By using a blue-violet laser, as opposed to the standard red laser to read and record data, Blu-ray allows for the storage of high-definition video and large amounts of data.tandard DVDs are recorded and read using a 650nm red laser. Blu-ray uses a 405nm blue-violet laser. This shorter wavelength allows the laser to be focused with more precision, which allows more data to be packed in the same space.