Question

put the following steps in the correct order for adjusting the oxyfuel flame before cutting.
first
test the flame on scrap material for performance.
open fuel gas valve and ignite flame using spark lighter.
adjust pressure using regulators as needed.
slowly open oxygen valve to form a neutral flame.
last

Explanation:

Answer:

Open fuel gas valve and ignite flame using spark lighter.
Slowly open oxygen valve to form a neutral flame.
Adjust pressure using regulators as needed.
Test the flame on scrap material for performance.