Installing Cylinder Sleeves. Damaged and worn cast iron and aluminum engine blocks have long been repaired using dry sleeves. Installing a repair sleeve can often save the block if a cylinder has excessive taper wear, or is cracked, scored or otherwise damaged, and boring out the damaged cylinder.
If you have a collagen vascular disease, your immune system causes inflammation in your collagen and nearby joints. Several collagen vascular diseases, including lupus, scleroderma, and rheumatoid arthritis, are more common in women than in men. This group of diseases usually affects adults in their 30s and 40s.
Why the inflammation continues is not always known. Chronic inflammation may be caused by infections that donât go away, abnormal immune reactions to normal tissues, or conditions such as obesity. Over time, chronic inflammation can cause DNA damage and lead to cancer.hronic Inflammation. Inflammation is a normal physiological response that causes injured tissue to heal. An inflammatory process starts when chemicals are released by the damaged tissue.