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.
If it's a cork cork, then store it on its side to keep the cork wet. If you let a cork cork dry out, it will shrink and allow oxygen into the bottle. When that happens, your best bet is simply to dump it down the drain. You no longer have wine or champers....you have vinegar.... and it's usually NASTY.f it's a cork cork, then store it on its side to keep the cork wet. If you let a cork cork dry out, it will shrink and allow oxygen into the bottle. When that happens, your best bet is simply to dump it down the drain. You no longer have wine or champers.... you have vinegar.... and it's usually NASTY.