by HowStuffWorks.com Contributors Home & Garden | Construction Planning. NEXT PAGENEXT. A prototype is a design tool used to help create a new product, much like a model. There are different kinds of prototypes; some are more like rough drafts and some are more like the final version.
Definition of rash - acting or done without careful consideration of the possible consequences; impetuous Definition of rash - acting or done without careful consideration of the possible consequences; impetuous
A rash means some change has affected the skin. Rashes are generally caused by skin irritation, which can have many causes. A rash is generally a minor problem that may go away with home treatment.In some cases a rash does not go away or the skin may become so irritated that medical care is needed. rash means some change has affected the skin. Rashes are generally caused by skin irritation, which can have many causes. A rash is generally a minor problem that may go away with home treatment.