Topics: arsenic, lead, mercury, Enterohepatic Circulation, Lead toxicity, Plumbism, mercury toxicity, Arsenic Toxicity, Chelating Agents, Ca-EDTA, DIMERCAPROL, broncho-alveolar lavage, SUCCIMER, PENICILLAMINE, DEFEROXAMINE, DEFERASIROX, PRUSSIAN BLUE

Topics: thermochemistry, heat, specific heat, heat of reaction, calorimetry, Bomb Calorimetry, Constant-Volume Calorimetry, Styrofoam Calorimeter, Standard Enthalpy of Reaction, Hess law, electrochemistry, electrochemical cells, electrodes, electrode reactions, cell potentials, free energy, electromotive series, Nernst equation, electrochemical corrosion, corrosion, electrolytic cells

Topics: alloys, tensile strength, conductivity, resistivity, luminescence, semi conductors, corrosion and corrosion control, plastics, composite materials

Topics: elements, compounds, atomic theory, chemical reaction, atom constituents, chemical symbols, chemical formulae, chemical reactions, chemical equations, electronic configuration, atomic number, mass numbers, nuclear atom, electronic, energy levels, Ion formations, nuclear reactions, radioactivity, nuclear radiations, nuclear fusion, nuclear fission, radioactivity hazards, chemical bonding, electrovalent bonding, Ionic bonding, electrovalent compounds, covalent bonding, covalent compounds, coordinate covalent bonding, dative covalent bonding, metallic bonding, intermolecular bonding, Van der Waal's forces, dipole-dipole attractions, hydrogen bonding, periodic table, periodic law, transition elements, atomic orbital model, principal quantum number, subsidiary quantum number, azimuthal quantum number, magnetic quantum number, spin quantum number, atomic orbital shape, atomic size, ionic radius, ionization energy, electron affinity, electronegativity, mole concept, melting, vaporization, boiling point, evaporation sublimation, heating graphs, cooling graphs, Boyle's law, Charles's law, Avogadro's law, boiling, solid classification, solid properties, molecular solid, metallic solid, Ionic solid, covalent solid, energy changes, heat content, heat of reaction, exothermic reactions, energy level diagrams, standard state, thermochemical equations, entropy, entropy change, free energy, chemical kinetic, rate of a chemical reaction, temperature, gas pressure, catalyst, activation, reaction rate, collision theory, Le Chatelier's principle, Haber process, contact process, salt hydrolysis, buffer solutions, common Ion effect, solubility product, Acid bases, salt, electrolysis, redox reactions, electrolytic conduction, oxidation, reduction, copper purification, electroplating, quantitative hydrolysis, metal corrosion, iron rusting, carbon, carbon allotropes, Diamond graphite, amorphous carbon, combustion reactions, industrial gas chemistry, metals, alloys, chemical industry, heavy chemicals, fine chemicals, fertilizers, plastics, soaps, detergents, pharmaceuticals, Nigerian chemical industry, aromatic compounds, Alicyclic compound, heterocyclic compound, homologous series, functional groups, isomerism, structural isomerism, geometric isomerism, IUPAC Nomenclature of organic compounds, purification methods, distillation, crystallization, chromatography, empirical formula, molecular formular, alkanes, natural gas, petroleum crude oil, benzene, fractional distillation petrol quality, cracking, isomerization, petrochemicals, alkanols, alkanoic acid, alkenoate, fat, oils, amino acid, polymer chemistry, polymerization processes, condensation polymerization, resins, natural polymers, carbohydrates, proteins, synthetic polymers, water pollution

Topics: ATOMIC STRUCTURES, MOLECULAR MASS, ACIDS, BASES, SOLUTIONS, COLLOIDS, NANO PARTICLES, TECHNOLOGY OF WATER, CATALYSIS, GLASS, ELECTROCHEMISTRY, ELECTROCHEMICAL CELL, ENERGY RESOURCES, corrosion, coating, ENVIRONMENTAL CHEMISTRY, FUELS, COMBUSTION, REFRACTORIES, EXTRACTION OF METALS, POWDER, METALLURGY ALLOYS, ABRASIVES, CEMENT, CERAMICS, LUBRICANTS, ADHESIVES, POLYMERS

Topics: material science, corrosion, forming process, sheet metalworking, metal forming, mechanical porperties, mechanical porperty testing, hardness test, Brinell hardness number, Vickers hardness number, diamond pyramid hardness, Rockwell hardness testing, tension test, fatique testing, creep testing, tensil test, radiography, magnetic particle inspection, magnetic particle crack detection, dye penetrant testing, ultrasonic flaw detection, eddy current, electro-magnetic methods, eddy current testing, non-destructive testing methods, magnetic properties

Topics: Semiconductor, solids, crystal structure, lattice dynamics, semiconductor statistics, Energy Band Theory, Bloch–Floquet Theorem, Kronig–Penney Model, Band-to-Band Radiative Recombination, Band-to-Band Auger Recombination, Charge-Neutrality Equation, Haynes–Shockley Experiment, Photoconductivity Decay Experiment, Impurity Scattering, Phonon Scattering, p-n Junction Diodes, photoelectric effects, solar cells, photodetectors, light-emitting devices, Bipolar Junction Transistors, Metal-Oxide-Semiconductor Field-Effect Transistors, Metal–Semiconductor Field-Effect Transistors, High Electron Mobility Transistors, Hot-Electron Transistors, Resonant Tunneling Devices, Transferred-Electron Devices, Advanced Bipolar Junction Transistors, Heterojunction Bipolar Transistors, thyristors, Zener Breakdowns, Avalanche Breakdowns, tunnel diodes, Thermionic Emission Theory, Metal Work Function, Schottky Effect, ideal Schottky contact

Topics: Semiconductor, Semiconductor Materials, atomic bonding, quantum mechanics, Statistical Mechanics, Schrodinger’s Wave Equation, Quantum Theory of Solids, energy bands, Electrical Conduction, Drift Current, electron effective mass, Dopant Atoms, Energy Levels, Extrinsic Semiconductor, Charge Neutrality, Carrier Transport Phenomena, Graded Impurity Distribution, Nonequilibrium Excess Carriers, ambipolar transport, Quasi-Fermi Energy Levels, surface effects, Metal–Semiconductor, Semiconductor Heterojunctions, tunnel diode, Schottky Barrier Diode, Metal–Semiconductor Ohmic Contacts, PN Junction Diode, Metal–Oxide–Semiconductor Field-Effect Transistor, Bipolar Transistor, Base Width Modulation, Ebers–Moll Model, Gummel–Poon Model, Large-Signal Switching, optical devices, solar cells, photodetectors, Junction Field-Effect Transistor, Photoluminescence, Electroluminescence, Luminescent Efficiency, Light Emitting Diodes, Laser Diodes, Quantum Efficiency, Power Bipolar Transistors, Gunn diode, Impatt diode, power MOSFETs, thyristor

Topics: Engineering workshop, safety, workshop layout, Gas Leakage, accident, accident prevention techniques, fire, fire triangle, fire tetrahedron, fire extinguisher, fitting, steel rule, calipers, surface plate, punches, Vernier height guage, twist drill, chisel, bench drilling machine, bench vice, forging, carpentry, holding tools, work bench, sheet metal work, measuring tools, Sheet Metal Gauge, cutting tools, joining tools, metal joining process, welding

Topics: Industrial Safety, Hand Tools, Marking Out, Sheet Metalwork, Measuring Equipment, Cutting Tools, Cutting Fluids, Drilling, Turning Centre Lathe, Shaping, Milling, Surface Grinding, Fastening, Joining, Plastics, materials, wood, automobile, electrical work, corrosion, foundry, quality inspection