Final answer:
Wet chemical fire-extinguishing systems should be located above cooking equipment in commercial kitchen environments for effective fire suppression.
Step-by-step explanation:
Wet chemical fire-extinguishing systems are designed to suppress fire in commercial cooking operations. They should be installed above cooking equipment to effectively extinguish any fires that may occur as a result of cooking activities. It is essential for anyone working in or managing a kitchen area to know where specific safety equipment is located, including fire extinguishers and wet chemical fire suppression systems.