Number sign. Not to be confused with the Chinese character äº, the sharp sign (â¯), the viewdata square (â), the numero sign (â), the equal and parallel to symbol (â) or the game Tic-tac-toe's grid. The symbol # is most commonly known as the number sign, hash, or pound sign.
The poison ivy rash is not contagious. When a person touches the poison ivy leaf, a substance on the surface of the leaf (a resin) rubs off. Over the next 48 to 72 hours the skin reacts to the resin by becoming red and developing bumps and blisters at and around the site where the resin was.
Actually NO it is not contagious from person to person. You MUST come into contact with the plant to get the rash. It is a myth that you CAN catch it from another person!   â¦ True, you can't get the rash from someone's rash or blisters.any rashes that weep a watery fluid, like the rash from poison ivy, may be very contagious. Dry rashes that are the result of abrasion are not contagious, but other dry rashe â¦ s such as ring worm are contagious.