A holacracy circle, for example, may contain several subcircles, each with subcircles of its own.
A single actively replicating eukaryotic cell, for example, may contain as many as 10 million ribosomes.
Copper fibre, for example, may contain just a third of the copper in the solid wire it replaces.
Modern passenger aircraft, for example, may contain up to 50% composite materials, up from only 6% in the 1980s, and this trend seems set to continue.
An acre of mature black spruce trees in northern Canada, for example, may contain more than 270 kg (595 pounds) of lichens on branches within 3 metres (10 feet) of the ground.
One balsa-tree flower, for example, may contain a full 10 grams (0.3 ounce) of nectar, and one flower from a baobab tree has about 2,000 pollen-producing stamens.
A 100-gram serving of salmon, for example, may contain 400 milligrams to more than a gram of DHA, and from less than 200 milligrams of EPA to more than 800 milligrams.
A variety of other provisions such as the types and amounts of insurance, audit rights, hazardous materials usage, storage, and disposal (gear oil, for example, may contain toxins), compliance with the law and regulations, anti-assignment provisions, and condemnation provisions are common.
A cell i (in a tropical island, for example) may contain many species of narrow distribution, or the opposite, a cell in the large regions of the Eurasian steppes, for instance, may have fewer but widely distributed species.
