The answer to 'sink burst pipe' is that a burst pipe under the sink is a common plumbing issue that can be caused by a variety of factors, including freezing temperatures, corrosion, or excessive water pressure. Symptoms may include water leaking from the sink cabinet, water damage to the surrounding area, and a sudden drop in water pressure.
In many cases, a burst pipe under the sink can be repaired by a DIY homeowner. This may involve shutting off the water supply, removing the sink cabinet, and replacing the damaged section of pipe. However, for more complex issues or if the homeowner is not comfortable with plumbing repairs, it's best to call a professional plumber. A plumber can diagnose the problem, identify the root cause, and make the necessary repairs to restore proper function to the sink and prevent further damage.