Imperial gallon to Centiliter

imp gal

1 imp gal

cl

454.608999998115 cl

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Quick Reference Table (Imperial gallon to Centiliter)

Imperial gallon (imp gal)Centiliter (cl)
0.5227.3044999990575
1454.608999998115
2909.21799999623
52,273.044999990575
104,546.08999998115
5022,730.44999990575

About Imperial gallon (imp gal)

The imperial gallon is a unit of volume defined as exactly 4.54609 liters, used in the United Kingdom, Canada, and some Commonwealth nations. It is approximately 20% larger than the US liquid gallon. Fuel economy in the UK is expressed in miles per imperial gallon. The imperial gallon divides into 8 imperial pints, each of 568 mL. The UK officially metricated fuel sales to liters in the 1980s–1990s, but miles per imperial gallon remains the legal unit for new car fuel economy labels.

UK car fuel economy figures are expressed in miles per imperial gallon. One imperial gallon equals 8 standard UK pints of beer.

About Centiliter (cl)

A centiliter (cL) is one hundredth of a liter (0.01 L), equal to 10 milliliters. It is used primarily in European contexts for beverage servings: wine is often served in 12.5 cL, 25 cL, or 37.5 cL portions; spirits are served in 2–5 cL measures; spirits bottles are typically 70 cL or 100 cL. The centiliter is common on restaurant menus, nutrition labels, and bar measuring equipment across France, Germany, Spain, and Scandinavia.

A standard restaurant wine glass portion in France is 12.5 cL. A shot of spirits is typically 2–4 cL.


Imperial gallon – Frequently Asked Questions

One imperial gallon is defined as exactly 4.54609 liters — approximately 20% more than the US liquid gallon (3.785 L).

The UK switched fuel sales to liters in the 1990s. However, miles per gallon (imperial) remains the legal unit for car fuel economy on new vehicle labels. Road speed is in mph and distances are in miles, so imperial gallons remain embedded in UK motoring.

UK MPG uses the imperial gallon (4.546 L); US MPG uses the US gallon (3.785 L). Multiply UK MPG by 0.832 to get US MPG. A car rated 40 UK MPG ≈ 33 US MPG.

There are exactly 8 imperial pints in one imperial gallon. Each imperial pint is 568 mL, compared to 473 mL for a US pint.

Canada officially metricated in the 1970s and fuel is sold in liters. However, some older Canadians and certain agricultural contexts still reference imperial gallons informally. Canadian and UK imperial gallons are identical (4.54609 L).

Centiliter – Frequently Asked Questions

One centiliter (cL) equals 10 milliliters (mL). A standard shot glass (4 cL) therefore holds 40 mL.

Centiliters fall neatly in the 5–75 cL range for wine servings, avoiding decimal points. A standard wine bottle is 75 cL, a half-bottle is 37.5 cL, and a restaurant serving is commonly 12.5 cL.

A standard spirits bottle is 70 cL (700 mL) in the UK and EU. In the US, the standard is 75 cL (750 mL, a "fifth"). Miniature bottles are typically 5 cL (50 mL).

The centiliter is rarely used in the United States, which relies on fluid ounces and milliliters instead. Imported European spirits may display cL on labeling.

One US fluid ounce equals approximately 2.957 cL. One centiliter equals about 0.338 US fluid ounces. A standard US 1.5 oz shot equals roughly 4.44 cL.

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