To properly make and fit a new gasket to a flange, you should __________.

Correct Answer: Option D — remove excess gasket material by trimming with scissors or tin snips

Precision in gasket fabrication is vital for system integrity. Trimming excess material with scissors or tin snips ensures a clean, uniform edge without damaging the flange face. Using mallets or chisels can score sealing surfaces, leading to permanent damage and inevitable leaks in the piping system's flanged connections.