• In a cathodic protection system designed to prevent steel underground tanks from corroding, a sacrificial anode is a bar of metal, usually made of magnesium or zinc and connected to the metal to be protected. As electric currents flow through the soil, around the tank, they tend to flow from the metal bar (the anode) to the tank (the cathode). […]

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  • Electric energy consists of the flow of electrons through a conducting medium between a positive pole and a negative pole. The positive pole is referred to as an anode; the negative pole as a cathode. A common dry cell battery, such as a battery used in a flashlight, has a positive and negative pole. For petroleum […]

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  • Instructions: Print this page to use as reference while taking the test. At the end of the test you will be presented with your full results and a tab with a link to your Certificate. If you need these you must print them at the end of the test. Once you navigate away from the test those items are no longer […]

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  • Instructions: Print this page to use as reference while taking the test. At the end of the test you will be presented with your full results and a tab with a link to your Certificate. If you need these you must print them at the end of the test. Once you navigate away from the test those items are no longer […]

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  • PEI promotes safety in the industry through member newsletters, safety posters and publications. Safety Audit Dos & Don’ts Safety Newsletters SDS Resource Stop Static Campaign Safety Incident Report Form Safety Videos

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  • PEI’s Headquarters Hotel is the Mirage. Direct Book | Download Hotel Reservation Form (Room Blocks and Individual Rooms) | Hotel Map| Hotel Descriptions| Hotel Amenities   PLEASE NOTE: Every year (including this year), PEI receives reports of hotel scammers attempting to hijack credit card information without actually booking hotel rooms. Please book through Connections Housing, the only […]

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  • PEI membership dues aren’t simply the “price of admission” to association events, news and industry information. By engaging in PEI’s programs and services throughout the year, your dues have a positive return that translates directly to your company’s bottom line. PEI provides our member companies with the latest industry and regulatory information, business management tools, […]

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  • Unpublished Update your library. Now available in print or PDF formats. Home Banner Image: Banner Link: recommended-practices-exams

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