Tip - What Is a Wet-Dry Vacuum? | eHow

An essential tool in any shop is a wet-dry vacuum. This vacuum, often referred to as a shop-vac, offers versatility and convenience every do-it-yourself-er craves. Broken down to the most basic elements, the wet-dry vac is nothing more than a vacuum cleaner at heart. Its design, however, enables it to accomplish more, in more environments than any...