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Questions and Answers
What is a disadvantage of freeze-drying as mentioned in the text?
What is a disadvantage of freeze-drying as mentioned in the text?
- Low Energy Consumption
- Cheap Equipment
- No impact on product structure
- Long Drying Times (correct)
Which factor influences the drying process by facilitating faster sublimation?
Which factor influences the drying process by facilitating faster sublimation?
- Maintaining high product temperature
- Lower pressure (correct)
- Product size, shape, and water content
- Higher pressure
What is a key factor affecting the potential quality changes during the freeze-drying process?
What is a key factor affecting the potential quality changes during the freeze-drying process?
- The speed of the vacuum pump
- The ambient humidity in the drying chamber
- The color of the product
- The product's size, shape, and water content (correct)
How does shelf heating in freeze dryers contribute to the process?
How does shelf heating in freeze dryers contribute to the process?
Why are some products unsuitable for freeze-drying?
Why are some products unsuitable for freeze-drying?
What characteristic makes dried products lightweight and easy to transport?
What characteristic makes dried products lightweight and easy to transport?
What is the primary purpose of fans circulating air at high velocity throughout the blast freezer chamber?
What is the primary purpose of fans circulating air at high velocity throughout the blast freezer chamber?
Which airflow configuration in blast freezers is most suitable for products on hanging racks or conveyor belts?
Which airflow configuration in blast freezers is most suitable for products on hanging racks or conveyor belts?
In which food category are blast freezers commonly used to freeze whole carcasses and individual cuts?
In which food category are blast freezers commonly used to freeze whole carcasses and individual cuts?
What type of blast freezer design can minimize air bypassing the product?
What type of blast freezer design can minimize air bypassing the product?
Which type of product processing is Spiral Blast Freezer design ideal for?
Which type of product processing is Spiral Blast Freezer design ideal for?
What is one of the main purposes of blast freezers in relation to pre-prepared meals?
What is one of the main purposes of blast freezers in relation to pre-prepared meals?
What is the main principle behind tray dryers?
What is the main principle behind tray dryers?
Which component of a tray dryer is responsible for removing moisture-laden air from the chamber?
Which component of a tray dryer is responsible for removing moisture-laden air from the chamber?
What is the primary function of the air circulation system in a tray dryer?
What is the primary function of the air circulation system in a tray dryer?
Which type of dryer is a tray dryer also known as?
Which type of dryer is a tray dryer also known as?
What is the purpose of the heating system in a tray dryer?
What is the purpose of the heating system in a tray dryer?
Why is a tray dryer considered a popular choice for small-scale and batch drying processes?
Why is a tray dryer considered a popular choice for small-scale and batch drying processes?
Which type of filtration is suitable for low-pressure applications?
Which type of filtration is suitable for low-pressure applications?
In which type of filtration is a vacuum created on the filtrate side of the filter?
In which type of filtration is a vacuum created on the filtrate side of the filter?
Which type of filtration is commonly used for clarifying liquids with high solid content?
Which type of filtration is commonly used for clarifying liquids with high solid content?
What does membrane filtration use to allow specific sized molecules or ions to pass through?
What does membrane filtration use to allow specific sized molecules or ions to pass through?
Which industry finds applications in purifying chemicals, separating catalysts, and recovering valuable products from reaction mixtures?
Which industry finds applications in purifying chemicals, separating catalysts, and recovering valuable products from reaction mixtures?
What is the primary purpose of water treatment filtration processes?
What is the primary purpose of water treatment filtration processes?
What is the main function of the transparent cover in solar dryers?
What is the main function of the transparent cover in solar dryers?
What is the purpose of the ventilation system in a solar dryer?
What is the purpose of the ventilation system in a solar dryer?
Why is insulation sometimes incorporated into the walls of a solar dryer?
Why is insulation sometimes incorporated into the walls of a solar dryer?
In which type of solar dryer are products exposed directly to sunlight within the drying chamber?
In which type of solar dryer are products exposed directly to sunlight within the drying chamber?
What distinguishes indirect solar dryers from direct solar dryers?
What distinguishes indirect solar dryers from direct solar dryers?
What is a common feature of solar dryers that aids in continuous drying?
What is a common feature of solar dryers that aids in continuous drying?
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