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 Spray: The cork-based paint. Cork Spray is basically a skin for your home. It is paint that is cork and water resin based - 80% of it being cork. It is applied to the outside or inside of homes and buildings creating a breathable, waterproof, thermic, sound deadening layer. It is resistant to sea salt, fungi and UV rays. Regardless of the outside temperature, Cork Spray maintains a constant inside temperature.