Final answer:
Hose systems should be inspected annually and after each usage to ensure they are operational and ready for use, which is a vital safety measure in many professional fields.
Step-by-step explanation:
Hose systems must be inspected at least annually and after each use to assure that all of the equipment and hose are in place, available for use and in serviceable condition. It is a critical aspect of safety and maintenance protocol in various industries and professions, especially where firefighters and emergency response teams rely on hose systems for their operations. Ensuring that hose systems are inspected regularly helps to prevent equipment failure and ensure the effectiveness and readiness for when they are needed most.