Stick welding, often known as Shielded metal arc welding is often a process that welds employing guide power by flux coated electrodes with a metallic rod at the middle. ∂ v → ∂ t + ( v → ∗ ▽ ) v → = − one ρ ▽ P + v ▽ v → + β g → Δ T displaystyle partial overrightarrow v in excess of partial t +( overrightarrow v *bigt