Oxygen-acetylene welding safety rules:
Review

1. Obtain permission from your teacher(Mr. Booth) before using welding equipment.
2. Fasten cylinders with a chain or other suitable device as a protection against falling or rolling.
3. Close cylinder valve, and replace protective cover before moving cylinder.
4. Keep welding equipment free of oil, and grease. Use only clean rags for wiping off welding equipment.
5. Inspect hose before using.
6. Make sure that the hose is properly connected and that all connections are tight. 7. report any leaking of cylinders to your teacher.
8 . Make sure you have ample ventilation.
9. Keep all flammable materials away from working area.
10. Be sure that you wear welding goggles. All assistance and observers must also wear welding goggles.
11. Release regulator pressure screw. Open cylinder valves gradually.
12. open acetylene cylinder valve one and one-fourth turns or less. Keep wrench in place so that valve may be shut off quickly if necessary.
13. Keep acetylene pressure in the hose below 15 pounds per square inch. 14. Use a friction torch lighter to ignite the torch.
15. Close acetylene valves first if torch backfires.
16. Make certain lighted torch always points away from your body, and other students.
17. Keep sparks, and flame away from cylinders.
18. Close cylinder valve when you have finished your welding job.
19. Quench section of metal that has been welded or mark with chalk or soapstone’s the “hot” on the metal if it is necessary for you to leave your work.