Logistics
The Task That Holds Half of Warehouse Costs: Order Picking
Order picking is the work of retrieving the items a customer ordered, in the right quantities, from where they are stored. We look at why it can account for up to 55% of warehouse
Articles to explore
You are browsing the English interface. Articles without a published translation are clearly marked and open in Korean.
810 articles found
Information technology
The Core of Network Communication: The Principles and Roles of Protocols
In the digital age, communication is an important element at the center of all information exchange. Smooth communication between devices or networks requires clear and precise rul
Social welfare
Drawing Relationships on a Single Page: The Ecological Map (Eco-map)
An ecological map, or eco-map, is an assessment tool that places a family or person in a central circle and draws their ties to surrounding systems such as work, school, hospitals,
Economics
Consumer Price Index (CPI): A Key Indicator That Drives the Economy
The Consumer Price Index (CPI) is one of the key indicators in economics, used to measure changes in consumers' cost of living. This indicator plays an important role in various ar
Food & nutrition
What Causes Food Poisoning, What Are Its Symptoms, and How Should You Respond? (+Types of Food Poisoning Bacteria)
Food poisoning is one of the things that requires extra caution during the summer. Food poisoning is an illness caused by eating unsafe food, and its causes and symptoms vary. In t
Information technology
The Formula That Sets the Limits of Parallelism: Amdahl’s Law
Why doesn’t doubling your cores double your speed? Amdahl’s Law shows that the serial portion you cannot parallelize caps the overall speedup at 1/s. This piece covers the formula,
Physics
The Diverse Applications of Optical Technology That Transform Everyday Life
Optics is a field of scientific research concerned with light and vision, exploring the properties of light and its interactions in depth. Light is an essential element of our ever
General knowledge
Causes of Car Battery Discharge and How to Jump-Start a Car
The car battery is one of a vehicle's key components, playing an important role in supplying power to start the engine, operate electronic devices, and run various electrical compo
General knowledge
Post a Wrong Answer and the Right One Arrives: Cunningham’s Law
Cunningham’s Law is the internet adage that the best way to get the right answer online is not to ask a question but to post a wrong answer. This article covers where the law came
Logistics
A Buffer Against Stockouts: Safety Stock
Why do warehouses hold more inventory than they expect to sell? This article explains what safety stock is and how it relates to the reorder point, how to calculate it from the ser
Statistics
An Easy Guide to Non-Probability Sampling: Concept and Types
An easy introduction to non-probability sampling in statistics, which selects samples based on the researcher's judgment or convenience, covering convenience, judgment (purposive),
Food & nutrition
Mineral Nutrients (Minerals): Functions and Representative Foods by Type
Mineral nutrients (minerals) are essential for maintaining human health, and consuming them in daily life is important. They support various functions in the body, particularly by