Task No. 26.1 Task: Electric arc welding practice Sub Task: Identify tools and apparel used for arc welding. Aims: 1. What are the tools used for arc welding identify them. 2. What are the apparels used for arc welding. Requirement for performing the task: 1. Reference theory from MEK text book. 2. Welding machine, electrode holder, earth clam and cables 3. Apparels such as 1. Leather apron 2. Leather hand gloves 3. Safety shoes 4. Welding shield Precaution to be observed: 1. Wear proper PPE 2. Surface should be free from oil and grease. 3. Shoe les should be properly tight. 4. Should not wear loose clothing.____________________________________________________________________________________________ Task No. 26.2 Task: Electric arc welding practice Sub Task: Identify hazards and demonstrate the safety precaution to be observed Prior commencement and during arc welding. Aims: 1. What are the welding hazards?2. What safety precaution to be followed during arc welding and before starting arc welding. Requirement for performing the task:1. Reference theory from MEK text book.2. All PPE such as welding apron, face shield, etc. Precaution to be observed: 1. Wear proper PPE2. Surface should be free from oil and grease.3. There should not be any flammable material.4. Welding should not be carried out on wooden surface.5. No combustible material should be present.6. Firefighting equipment should be available in welding area.7. Welding area should have well ventilation8. Electrical part should not touch by naked hand.9. Welding should not carry out on wet surface. 10. Use face shield with proper filter.WELDING HAZARDS: 1. Electric Shock2. Noise Hazards3. Exposure to UV and IR Radiation4. Exposure to Fumes and Gases 5. Burns____________________________________________________________________________________________ Task No. 26.3 Task: Electric arc welding practiceSub Task: Prepare two plates for joining by arc welding in simplest way (Single butt) Aims:1. How to prepare two plates for butt joint by arc welding.2. What are the types of welding joints? Requirement for performing the task:1. Reference theory from MEK text book.2. Metal peace3. Welding machine, electrode, etc.Precaution to be observed:1. Wear proper PPE2. Select the electrode according to the metal thickness.3. Make sure there should not be any combustible material present. 4. Fire fighting extinguisher should be present.