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What are the differences between MF, UF, NF, and RO membranes? Comparison [Basic Knowledge]
Even if the names are similar, the things that can be removed are vastly different. We will compare the differences among the four types of filtration membranes from three perspectives: size, pressure, and usage.
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What is biological treatment? The difference between aerobic treatment and anaerobic treatment.
Biological treatment that decomposes organic matter in wastewater using the power of microorganisms. This explains the differences between aerobic treatment, which uses oxygen, and anaerobic treatment, which does not, as well as how they can be combined.
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What is a metering pump? Differences from a dosing pump [Basic Knowledge]
A dosing pump that delivers "a fixed amount" of medication. This explains how the discharge amount is determined, the characteristics of diaphragm type pumps, and how to prevent injection troubles.
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What is ion exchange resin? Functions in water treatment [Basic knowledge]
The heart of water softeners and pure water systems, ion exchange resin. This explains the mechanism by which small particles exchange ions and the reason they can be regenerated and reused repeatedly.
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What is the pretreatment of RO pure water systems? From sand filtration to activated carbon.
Pre-treatment involves removing impurities, chlorine, and scale components that can damage the membrane, right before the membrane itself. This explains the combination of roles and main equipment.
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What is sticky bulking? Causes and countermeasures for slimy sludge.
Why doesn't the sludge settle despite the low presence of filamentous fungi? This explains how to identify "viscous bulking," which is characterized by stickiness and lack of compaction, and discusses the drainage issues that can easily arise.
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What is alkalinity? Differences from pH and management [Basic Knowledge]
The "resilience" of water against acids, which cannot be understood by pH alone, is represented by a numerical value known as alkalinity.
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What is the difference between RO membranes and softeners? Key points for their use.
Both are devices that purify water, but they remove different substances. "Soft water = pure water" is not correct.
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What is RO membrane (reverse osmosis membrane)? Mechanism and applications [Basic knowledge]
RO membranes remove even salts, allowing only almost pure water to pass through. They operate by pushing water in the opposite direction of natural "osmosis."
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What is bulking? Causes of sludge not settling [Basic knowledge]
In the sedimentation tank, the sludge does not settle and overflows along with the supernatant... Its true nature might be filamentous bacteria that have proliferated excessively within the sludge?
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Is there a "sweetness curve" in sweeteners? What are the differences in taste? 【Basic Knowledge】
How do sucralose and acesulfame K differ in terms of sweetness perception?
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What is the "carry-over" of food additives? 【Basic Knowledge】
The reason why additives in raw materials are not displayed, what is carryover?
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Why is umami special? What is its relationship with the five basic tastes? 【Basic Knowledge】
Are umami components the same as the components that make up the human body? What is the secret of the five basic tastes?
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What is seasoning? The true nature of the "numbing" sensation of mala [spicy and numbing flavor]【Basic Knowledge】
What is the difference between the spiciness and numbing sensation created by chili peppers and Sichuan peppercorns in "mala"?
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Why is umami seasoning delicious? The secret of the golden ratio [Basic Knowledge]
Ajinomoto, Haimi, and Inobiban: What is the golden ratio that creates the difference in flavor?
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Sweeteners in shrimp crackers? What are the roles of stevia and licorice? 【Basic Knowledge】
What are the three reasons why sweeteners are used in shrimp crackers, as indicated by the ingredient label?
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Why does Aichi Prefecture have a 95% share of the national market for shrimp crackers? 【Basic Knowledge】
What is the relationship between Aichi Prefecture's Isshiki Town, which has a 95% domestic share and is the number one in production, and shrimp crackers?
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What are the intestinal health effects of resistant dextrin? [Basic Knowledge]
Is it easy to mix with coffee and yogurt? What is gentle dietary fiber for the stomach?
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What is indigestible dextrin? The secret to suppressing fat and sugar absorption [Basic Knowledge]
Is it safe after yakiniku and fast food? What is the true nature of the ingredients hidden in functional beverages?
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Are natural sweeteners really good for your health? How to choose them? 【Basic Knowledge】
The key to choosing natural sweeteners like stevia and erythritol is to select them based on your purpose!
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What is the real reason sugar is needed for bread making? 【Basic Knowledge】
Did it fail when you replaced sugar with a sweetener? An explanation of the unexpected role in bread making!
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What is "Triple Down" to prevent coordination mistakes? 【Basic Knowledge】
What is the system that reduces coordination, management, and waste loss all at once?
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What is the "secret recipe" for seasoning blends? 【Basic Knowledge】
What is the "secret flavor" created by food additives like monosodium glutamate?
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Is sulfur dioxide in wine, even if it's additive-free? 【Basic Knowledge】
Is the antioxidant (sulfur dioxide) really the cause of hangovers? Clarifying misconceptions!
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Why are preservatives necessary? What is the key to preventing food poisoning? 【Basic Knowledge】
A clear explanation of the roles of typical preservatives such as sorbic acid and benzoic acid!
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Are color additives banned overseas? What are Japan's standards? 【Basic Knowledge】
What is the reason that color additives like Red 2 are banned overseas but can be used in Japan?
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Why is zero sugar sweet? What is the true nature of artificial sweeteners? 【Basic Knowledge】
Why is it sweet even though it has zero sugar? A simple explanation of the secrets behind the sweetness of artificial sweeteners!
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Is sugar an ingredient? An additive? What is the boundary in labeling? [Basic Knowledge]
Sugar is a sweetener, but why is it listed as an ingredient? A clear explanation of food labeling rules!
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Top 5 Allergy Case Numbers: What Are the Surprising Results? 【Basic Knowledge】
Are 56% of nuts walnuts? What are the allergy tendencies that change with age?
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Are there 7 or 8 specific ingredients? Basics of allergen labeling [Fundamental knowledge]
Is walnut joining the group? What is the difference between specified ingredients and allergen labeling?
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