A cervical disc displacement occurs when there is a herniation or protrusion between discs in the spine. The bones that form the spine, referred to as vertebrae, feature discs between each bone to protect and allow for flexible movement of the back. One common phrase used when describing a cervical disc displacement is âslipped discâ.
Mass production is the period of 2nd industrial revolution which started with Ford cars around 1910. As you may be aware, now we are in the industry 4.0 period !! a year ago
After the invention of the sewing machine in 1851, the industry began to change. Not only was clothing less expensive to produce, it was mass-produced, and by the end of the century, ready-made dresses were available to the general public at department stores.