Subjects / Leaving Certificate / Engineering
Mapped to: Leaving Certificate Engineering (specification for students starting 5th year in September 2026; the previous syllabus applies to the class examined in June 2027) · official specification (NCCA). Topic names are StudyRoom's own summaries.
Strand 1: Engineering processes
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Engineering, society and sustainabilityDescribe engineering disciplines, notable engineers, ethics and sustainable practice such as reduce, reuse, recycle and the right to repair.HLOL 15 q In review
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Health and safety in engineeringHazards, risk assessment and safe use of machines and equipment.HLOL 15 q In review
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Machining: the centre latheTurning, facing, taper turning, knurling and lathe safety.HLOL 15 q In review
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Milling and drillingMilling machines, cutters, drilling and tapping threads.HLOL 15 q In review
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Welding and joining processesOxy-acetylene, MMA, MIG and TIG welding, brazing, soldering and fasteners.HLOL 16 q In review
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Casting and formingSand casting, die casting, forging and sheet metal forming.HLOL 15 q In review
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CNC, CAD/CAM and automationComputer-controlled manufacture, robotics and automated production.HLOL 15 q In review
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Metrology and quality assuranceUse SI units and precision measuring tools, and explain calibration, quality management, sampling and preventive maintenance.HLOL 15 q In review
Strand 2: Automation and control systems
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Electronics and controlCircuits, components, sensors, logic and control systems.HLOL 16 q In review
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Automation, robotics and autonomous controlOpen and closed loop control, state diagrams, sensors and actuators, HMIs, remote control and robots in smart manufacturing.HLOL 18 q In review
Strand 3: Design capability
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Design and project workResponding to a brief, planning, manufacturing and evaluating a project.HLOL 18 q In review
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Tolerances, limits and fitsApply tolerances, limits and clearance, transition and interference fits when designing assembled components.HLOL 16 q In review
Strand 4: Engineering principles and energy
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Ferrous metals, iron-carbon alloys and steel makingIron and steel, carbon content and how it changes properties.HLOL 16 q In review
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Non-ferrous metals and alloysAluminium, copper, zinc, tin and their alloys such as brass, bronze and duralumin.HLOL 15 q In review
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Plastics and compositesThermoplastics, thermosets, processing methods and composites.HLOL 15 q In review
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Heat treatment of steelAnnealing, normalising, hardening, tempering and case hardening.HLOL 15 q In review
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Materials testingTensile, hardness and impact tests, destructive and non-destructive.HLOL 18 q In review
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Corrosion and surface protectionWhy metals corrode and how coatings and galvanising protect them.HLOL 16 q In review
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Mechanisms and energy transferGears, belts, cams, levers and mechanical advantage.HLOL 15 q In review
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Pneumatics and hydraulicsUse Pascal's law to calculate cylinder forces and read fluid circuit diagrams with valves and cylinders.HLOL 15 q In review