Which of the following gases is used for welding (a) Methane (b) Ethane (c) Acetylene (d) Ethene Which of the following gases is used for welding (a) Methane (b) Ethane (c) Acetylene (d) Ethene December 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,