Final answer:
Staph Epidermidis gunk on pipes and valves can cause blockage.
Step-by-step explanation:
Staph Epidermidis gunk on pipes and valves can cause blockage in the pipes and valves. The bacteria can form biofilms which can accumulate and clog the pipes, leading to decreased flow and potential obstructions. This can result in reduced efficiency of the pipes and valves, and may require cleaning or replacement to restore proper function.