Which factor does NOT contribute to safe welding and cutting practices?

Contributing to safe welding and cutting practices involves a combination of proper training, using appropriate personal protective equipment, and maintaining equipment regularly. Ignoring safety protocols is significantly detrimental to safety in welding and cutting operations. It encompasses overlooking established safety measures that are put in place to protect workers from hazards associated with these activities, such as exposure to harmful fumes, risks of fire or explosions, and potential injuries from equipment.

Proper training ensures that individuals are knowledgeable about the techniques and safety measures relevant to their work, while personal protective equipment (PPE) provides necessary protection against physical and chemical hazards. Regular maintenance of equipment helps to prevent malfunctions or failures that could lead to accidents. Thus, ignoring safety protocols stands out as a factor that directly undermines safe practices, making it the correct answer to identify as not contributing to safety in welding and cutting.