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oaaelectricplumb
Jan 12, 2024
Understanding Transformers - Single Phase Transformer
oaaelectricplumb
Jan 11, 2024
Understanding Transformers - Principle of operation
oaaelectricplumb
Jan 10, 2024
Understanding PVC Conduit and its Accessories:
oaaelectricplumb
Jan 9, 2024
Understanding common South African Cables(as per Aberdare)
oaaelectricplumb
Jan 8, 2024
Understanding Electrical Component Identification and Selection
oaaelectricplumb
Jan 5, 2024
Understanding Fibre-cement pressure pipes and couplings
oaaelectricplumb
Jan 4, 2024
Understanding corrosion of metals and alloys–Determination of dezincification of resistance of brass
oaaelectricplumb
Jan 3, 2024
Understanding Rubber seals–Joint rings for water supply, drainage and sewerage pipelines–Specification for materials.
oaaelectricplumb
Jan 2, 2024
Understanding the installation, maintenance, replacement and repair of fixed electric storage water heating systems.
oaaelectricplumb
Jan 1, 2024
Understanding the installation, maintenance, repair and replacement of domestic solar water heating systems.
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