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Neon sign can be seen in front of bars, taverns, pubs and restaurants. As Neon sign have bright colors and are different in style they catch the attention of pub and bar owners, who display beer neon signs in their establishments. The process of Neon sign is not very easy. A glass tube is bent into proper shape. After this, glass tube is heated so that letters and graphics are bent properly. After this, bent glass tubes are made to cool. Electrodes are attached to the tube ends with leak proof welds. Inert gas is filled through vacuum pumps in glass tubes. You can also fill argon, helium, Xenon and Krypton gas in these glass tubes. When the gases are charged with electricity they each give off a different color. There are several ways to advertise with neon by displaying your company name, company logo, services offered, products offered, decorative borders, etc.