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.
This myelin sheath damage is caused by inflammation. This inflammation occurs when the body's own immune cells attack the myelin sheath using an inflammatory mechanism. The inflammatory half of the immune system response. Multiple Sclerosis is most likely Caused by Viral Infections in the Myelin Sheath.