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1. Exposed live parts within porcelain fixtures shall be suitably recessed and located so as to make it improbable that wires will come in contact with them. There shall…

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1.SHEET METAL SHOP It deals with working of thin sheets with hand tools and simple machines into various cutting forms by: 1. Cutting 2. Forming into shapes 3. joiningExamples:…

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UNIT 4 SHEET METAL WORK Structure 4.1 Introduction 4.2 Sheet Metal Materials 4.3 Sheet Metal Tools 4.4 HEMS 4.5 SEAMS 4.6 Sheet Metal Operations 4.7 Development Procedure…