Cork is an impermeable buoyant material, layers of bark tissue, harvested for commercial use primarily from the Quercus suber (cork oak) native to southwestern Europe and northwestern Africa. Cork is made from the hydrophobic substance cork. It is used in a variety of products, the most common of wh

The elasticity of cork combined with its near impermeability makes it suitable as a cork material, especially for wine bottles. Cork makes up about 60% of all cork products. Cork has a nearly zero Poisson's ratio, which means the cork's radius does not change significantly when squeezed or pulled. [

According to foreign media on March 30, shipping data on Wednesday showed that due to the war in Ukraine disrupting the global business of Rusal, a Russian Aluminum giant, the ore transportation of the company's bauxite in Guinea stalled.