How to make a TEA laser, an easy to make laser, with step-by-step instructions. A TEA laser is an easy to make homemadeDIY nitrogen laser. TEA stands for Transverse Electrical discharge at atmospheric pressure meaning you use nitrogen in the surrounding air with no control over pressure.\rbr\rbrSee also:\rbr\rbrTEA Laser - Easy HomemadeDIY Laser (demonstrations and experimentation):\rbr\rbr\rbrHow a TEA Laser Works:\rbr(coming soon)\rbr\rbrHow to Make 30kV High Voltage DC Power Supply:\rbr\rbr\rbrSee also my webpage about TEA lasers:\rbr\rbr\rbrThis uses the Against the Wall design by Nyle Steiner:\rbr\rbr\rbrWARNING: Never look directly into a laser beam. Use goggles with protection from strong ultraviolet light, such as welding goggles when working with TEA lasers and electrical sparks.\rbr\rbrFollow behind-the-scenes on:\rbr\rbrTwitter \rbr\rbrGoogle+ \rbr\rbrFacebook \rbr\rbr\rbr\rbrMusic used in the middle:\rbrBicycle Kevin MacLeod (incompetech.com)\rbrLicensed under Creative Commons: By Attribution 3.0\rbr\rbrISRC: USUAN1100870\rbr\rbrMusic used at the beginning and end:\rbrEssence - music by audionautix.