Low-priced stock that sells at less than $1.00 per share. Often highly-speculative and volatile, such as start-up mining companies. While, in general, penny stock are considered high-risk securities, some penny stock mature into less-speculative investments. All penny stock are traded over-the-counter.
In its natural form, cork is also a very good fire retardant, although cork dust is actually extremely flammable (because here the cell structure has been broken down). Impermeable: Cork has a magic chemical in its cell membrane that makes it completely impermeable to liquids and gases.
Cork Fabric. Cork fabric , or cork leather as it is sometimes called, is a high quality fabric produced from thin cork shavings obtained directly from the bark of the cork oak tree. Much of the production is hand crafted. The innovative characteristics of cork fabric are unique and original. 1  Soft to the touch and pleasant to the view. 2  Environmentally friendly and ecologically correct. 3  Easily cleaned and long lasting. 4  Durable as leather, versatile as fabric. 5  Waterproof and stain resistant. 6  Dust, dirt, and grease repellent.