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  1. FE Exam - NCEES

    The FE exam is generally your first step in the process of becoming a licensed professional engineer (P.E.). It is designed for recent graduates and students who are close to finishing an …

  2. Iron - Wikipedia

    Iron has four stable isotopes: 54 Fe (5.845% of natural iron), 56 Fe (91.754%), 57 Fe (2.119%) and 58 Fe (0.282%). Twenty-four artificial isotopes have also been created.

  3. Iron | Element, Occurrence, Uses, Properties, & Compounds

    Nov 11, 2025 · Iron (Fe), chemical element and one of the transition elements, the most-used and cheapest metal. Iron makes up 5 percent of Earth’s crust and is second in abundance to …

  4. Iron (Fe) - Definition, Preparation, Properties, Uses, Compounds ...

    Jan 21, 2025 · Iron is a chemical element with the symbol Fe (from Latin: ferrum) and atomic number 26. It is a metal in the first transition series. Iron is the most common element on Earth …

  5. PrepFE: FE Exam Prep - Practice Exams

    PrepFE is an excellent resource for anyone studying for the FE Mechanical exam. It provides problems similar to what I encountered on the FE. It also helps with doing problems faster. …

  6. FE Definition & Meaning - Merriam-Webster

    The meaning of FE is iron.

  7. FirstEnergy Corp. (FE) - Yahoo Finance

    Find the latest FirstEnergy Corp. (FE) stock quote, history, news and other vital information to help you with your stock trading and investing.

  8. FE Interactive – Affordable FE Mechanical Prep

    Prepare for the FE Mechanical Exam with 500+ FE-style questions, video solutions, subject reviews, calculator tips, analytics, and a guided Passing Roadmap. Affordable plans start at …

  9. FE Exam Information

    The Fundamentals of Engineering (FE) exam is the first of two examinations that engineers must pass in order to be licensed as a Professional Engineer (PE) in the United States.

  10. FE Exam Details & Information | PPI

    Find everything you need to know about the FE Exam. From question format to what topics are covered, PPI has the information you need to prepare.