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
medical Definition of burn 1: bodily injury resulting from exposure to heat, caustics, electricity, or some radiations, marked by varying degrees of skin destruction and hyperemia often with the formation of watery blisters and in severe cases by charring of the tissues, and classified according to the extent and degree of the injury â see first-degree burn, second-degree burn, third-degree burn