The chain (abbreviated ch) is a unit of length equal to 66 feet (22 yards), used in both the US customary and Imperial unit systems. It is subdivided...

link chains were later superseded by the steel ribbon tape (a form of tape measure), its legacy was a new statutory unit of length called the chain, equal...

chain Rope chain Twisted link chain Wheat chain Single jack chain Double jack chain Stud link chain Ladder link chain Foxtail chain Singapore chain Rolo...

interlocking system of signifiers Chain (unit), a unit of length Gunter's chain, a unit of measurement New York City Subway chaining, method to specify locations...

the chain of command is the line of authority and responsibility along which orders are passed within a military unit and between different units. In...

According to Porter, the appropriate level for constructing a value chain is the business unit within a business, not a business division or the company as a...

or 5+1⁄2 yards (a quarter of a surveyor's chain), and is exactly 5.0292 meters. The rod is useful as a unit of length because integer multiples of it...

known as a repeat unit or monomer residue. Synthetic methods are generally divided into two categories, step-growth polymerization and chain polymerization...

A repeat unit or repeating unit (or mer) is a part of a polymer whose repetition would produce the complete polymer chain (except for the end-groups) by...

survey foot, or exactly 7.92 inches or 20.1168 cm. The unit is based on Gunter's chain, a metal chain 66 feet long with 100 links, that was formerly used...