Currents may also be generated by density differences in water masses caused by temperature and salinity variations. These currents move water masses through the deep oceanâtaking nutrients, oxygen, and heat with them. Occasional events also trigger serious currents. Huge storms move water masses.
Ray-ban and most other manufacturers frames are made from Plastic compounds. Ray-ban used to make all its glasses out of 'glass'. Now it makes its sunglass products out of scratch resistent plastics. Often they will 'feel' like glass but are in fact most usually plastic production.
If you have Wayfarers or Clubmasters, you should see white text inside the arms. On the left arm, you'll see your glasses' serial and manufacturing numbers. On the right arm, you should see the Ray-Ban logo, Made in Italy, and a stylized CE (which signifies that the glasses are certified to be sold in Europe).If this text is missing, smudged, or poorly-printed, your glasses are almost certainly fakes.n the right arm, you should see the Ray-Ban logo, Made in Italy, and a stylized CE (which signifies that the glasses are certified to be sold in Europe). If this text is missing, smudged, or poorly-printed, your glasses are almost certainly fakes.