1 In many decks, the queen of clubs holds a flower. She is thus known as the flower queen, though this design element is among the most variable; the Bicycle Poker deck depicts all queens with a flower styled according to their suit.  2 2 cards are also known as deuces.  3 cards are also known as treys.
Jupiterimages/Photos.com/Getty Images. Spray welding is a form of Metal Inert Gas (MIG) welding, or as it's also known, Gas Metal Arc Welding (GMAW). Spray welding uses a welder with a wire feeder and regulated inert gas that is a mixture of argon and carbon dioxide. Spray welding is for transferring lots of weld at once in the flat and horizontal positions.
Man welding a metal structure in a newly constructed house in Bengaluru, India. Arc welding is a type of welding that uses a welding power supply to create an electric arc between an electrode and the base material to melt the metals at the welding point. They can use either direct (DC) or alternating (AC) current, and consumable or non-consumable electrodes.