A Codd-neck bottle (more commonly known as a Codd bottle or a marble bottle) is a type of

bottle A bottle is a narrow-necked container made of an impermeable material (such as glass, plastic or aluminium) in various shapes and sizes that stores and transports liquids. Its mouth, at the bottling line, can be sealed with an internal ...

used for

carbonated drinks A soft drink (see § Terminology for other names) is a class of non-alcoholic drink, usually (but not necessarily) carbonated, and typically including added sweetener. Flavors used to be natural, but now can also be artificial. The sweetene ...

. It has a closing design based on a glass marble which is held against a rubber seal, which sits within a recess in the lip.

Design

In 1872, soft-drink maker

Hiram Codd Hiram Codd (10 January 1838 – 18 February 1887) was an English engineer and inventor. In 1872, he patented a bottle filled under gas pressure which pushed a marble against a rubber washer in the neck, creating a seal for soft drinks. Thi ...

Camberwell Camberwell ( ) is an List of areas of London, area of South London, England, in the London Borough of Southwark, southeast of Charing Cross. Camberwell was first a village associated with the church of St Giles' Church, Camberwell, St Giles ...

, London, designed and patented a bottle designed specifically for

carbonated Carbonation is the chemical reaction of carbon dioxide to give carbonates, bicarbonates, and carbonic acid. In chemistry, the term is sometimes used in place of carboxylation, which refers to the formation of carboxylic acids. In inorganic che ...

drinks. The bottle was designed and manufactured with thick glass to withstand internal pressure, and a chamber to enclose a

marble Marble is a metamorphic rock consisting of carbonate minerals (most commonly calcite (CaCO3) or Dolomite (mineral), dolomite (CaMg(CO3)2) that have recrystallized under the influence of heat and pressure. It has a crystalline texture, and is ty ...

and a rubber washer in the neck. The bottles are filled upside down, and pressure of the

gas Gas is a state of matter that has neither a fixed volume nor a fixed shape and is a compressible fluid. A ''pure gas'' is made up of individual atoms (e.g. a noble gas like neon) or molecules of either a single type of atom ( elements such as ...

in the bottle forces the marble against the washer, sealing in the carbonation. This use of pressure to aid in containment can be seen in other types of

check valve A check valve, non-return valve, reflux valve, retention valve, foot valve, or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction. Check valves are two-port valves, meaning they have ...

. The bottle is pinched into a special shape to provide a chamber into which the marble is pushed to open the bottle. This prevents the marble from blocking the neck as the drink is poured. Some older examples had the bullet shape of soda bottles.

Popularity

Soon after its introduction, the bottle became extremely popular with the soft-drink and

brewing Brewing is the production of beer by steeping a starch source (commonly cereal grains, the most popular of which is barley) in water and #Fermenting, fermenting the resulting sweet liquid with Yeast#Beer, yeast. It may be done in a brewery ...

industries mainly in Europe, India and Australasia, though some

alcohol Alcohol may refer to: Common uses * Alcohol (chemistry), a class of compounds * Ethanol, one of several alcohols, commonly known as alcohol in everyday life ** Alcohol (drug), intoxicant found in alcoholic beverages ** Alcoholic beverage, an alco ...

drinkers disdained the use of the bottle. One

etymology Etymology ( ) is the study of the origin and evolution of words—including their constituent units of sound and meaning—across time. In the 21st century a subfield within linguistics, etymology has become a more rigorously scientific study. ...

of the term ''

codswallop {{Short pages monitor