Beer bottle

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Beer bottle: a simple overview

What is a beer bottle?
A beer bottle is a glass container designed to hold beer. Most bottles are brown or green to help protect beer from sunlight, which can spoil the drink.

How beer is bottled (in short)
In large plants, bottling follows a quick flow: empty bottles are prepared and cleaned, air or carbon dioxide is used to reduce oxygen, beer is filled, bottles are capped or sealed, labels are added, and the packs are boxed for sale. Smaller breweries may bottle by hand or use contract bottling.

Common sizes and styles around the world
- Europe
- Many beers come in 330 mL bottles; large 750 mL bottles are used for some Belgian beers and champagnes-style bottles.
- Lambics and certain fruit beers may use 375 mL.
- Germany uses reusable deposit bottles, usually 330 or 500 mL.
- United Kingdom
- Bottles are often brown glass with 330 mL or 500 mL in common use; automation helps with large-scale bottling.
- United States and Canada
- Longneck (industry standard) bottles are typically 355 mL (12 oz) in the U.S. and 341 mL in Canada.
- Large bottles include 650–750 mL “bombers” and 500 mL variants.
- Smaller “pony” bottles (about 7 oz) are common for some brands and markets.
- Australia and New Zealand
- Short, stout bottles called stubbies (roughly 330–375 mL) are popular.
- Very large “Darwin Stubby” sizes (2 L) exist in some markets.
- Netherlands
- The brown Dutch bottle (BNR-fles) is about 300 mL and used with a bottle deposit system.
- Mexico
- “Caguama” bottles around 940 mL and “Ballena” bottles for larger sizes; smaller 210 mL “cuartitos” (Coronita) are also common.
- Other notes
- 40-ounce (forty) bottles exist in the U.S. for some cheap beer, and 12-ounce sizes are common for many drinks.

Closures and closures beyond crowns
- The most common closure is the crown cap (crown seal).
- Some beers use flip-top closures (beugel), cork and muselet closures (often Lambics), or screw caps on certain styles.

Bottle conditioning and light protection
- Some beers are bottle-conditioned, meaning they undergo a second fermentation in the bottle to create natural carbonation.
- Light exposure can create a skunky flavor in beer, especially with clear or green glass. Brown bottles offer better protection; many beers use brown glass or protective packaging to guard against light.

Recycling and deposits
- Many countries use bottle deposit schemes to encourage recycling and reduce litter. Deposits vary by bottle type and region but are common with returnable or reusable bottles.

Closing thought
Beer bottles come in many shapes, sizes, and closure types to fit different beers, markets, and recycling systems, while aiming to keep beer fresh, flavorful, and fun to drink.