Laundry and Linen Management Flashcards
7 cards from real CEH practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Laundry and Linen Management flashcards as text
Which type of stain requires cold water treatment rather than hot water to prevent it from setting?
Answer: Protein-based stains such as blood or egg
Hot water coagulates proteins and permanently sets blood and similar stains, so cold water must be used first.
What does the term 'rewash rate' measure in a hotel laundry operation?
Answer: The percentage of linen items needing a second wash cycle due to inadequate cleaning
Rewash rate tracks the percentage of items that fail quality inspection and must be laundered again, reflecting wash formula effectiveness.
Which regulatory agency standard must commercial laundries meet regarding water temperature for sanitizing healthcare or food-service linens?
Answer: CDC/EPA guidelines requiring 160°F (71°C) or chemical sanitization equivalent
CDC and EPA guidelines specify 160°F hot-water washing or an equivalent approved chemical sanitizer for effective pathogen elimination in institutional linens.
An executive housekeeper is evaluating linen quality. Which metric best indicates fabric longevity?
Answer: Tensile strength after repeated washing
Tensile strength retention after multiple washes is the most reliable indicator of how long a fabric will remain serviceable.
In laundry operations, what is the role of an emulsifier in the wash formula?
Answer: To suspend oily and greasy soils so they can be rinsed away
Emulsifiers surround and suspend oil-based soils, allowing them to be carried away during the rinse cycle.
What is the recommended action when linen arrives from an outside laundry vendor and shows signs of cross-contamination with chemical odors?
Answer: Return the entire delivery and file a non-conformance report
Chemically contaminated linen from a vendor must be returned and documented through a non-conformance report to maintain quality standards and accountability.
Which factor most directly influences the choice between a tunnel washer and a conventional batch washer for a large hotel?
Answer: Volume of linen processed per hour and labor cost
Tunnel washers are selected for high-volume operations because they process linen continuously, reducing labor and cycle time compared to batch washers.