The term “lapping” refers to a machining process. Two surfaces are rubbed together. Set in between the two surfaces is an abrasive. This can be done by hand or with a lapping machine. Often, lapping table machines are used. This process is often done to get a surface to a desired level of roughness. In other cases, it is done to achieve a specific level of flatness. Often the two concepts (flatness and roughness) are confusing to novices.

Surface roughness can be measured in the small differences in the height of a surface. It is most often measured in microinches. If a surface is found to

Different cultures have followed different ways of memorizing their loved ones. But in every society, memorial customs and last rites serve several different functions – they provide a respectful and loving farewell, mark an important transition for families and individuals, and support the grieving survivors. Cremation urns for ashes have been used for millennia, and unique sympathy gifts like titanium cremation jewelry are being used by mourners to memorialize their loved ones.

Last rites for a loved one
Individuals may not be prepared for the final farewell to a loved one, but having the support of tradition and belief helps them to make the transition. The number of cremations is increasing as more and more people choose these over burial. There are many good reasons f