# Cubic Inches to Teaspoons Converter

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Convert Teaspoons to Cubic Inches (tsp to cu in) ▶

## Conversion Table

 cubic inches to teaspoons cu in tsp 1 cu in 3.3247 tsp 2 cu in 6.6494 tsp 3 cu in 9.974 tsp 4 cu in 13.2987 tsp 5 cu in 16.6234 tsp 6 cu in 19.9481 tsp 7 cu in 23.2727 tsp 8 cu in 26.5974 tsp 9 cu in 29.9221 tsp 10 cu in 33.2468 tsp 11 cu in 36.5714 tsp 12 cu in 39.8961 tsp 13 cu in 43.2208 tsp 14 cu in 46.5455 tsp 15 cu in 49.8701 tsp 16 cu in 53.1948 tsp 17 cu in 56.5195 tsp 18 cu in 59.8442 tsp 19 cu in 63.1688 tsp 20 cu in 66.4935 tsp

## How to convert

1 cubic inch (cu in) = 3.324675325 teaspoon (tsp). Cubic Inch (cu in) is a unit of Volume used in Standard system. Teaspoon (tsp) is a unit of Volume used in Cooking system.

## Definition of the Cubic Inch

A cubic inch (symbol in3 or cu in) is a unit of volume in the imperial and US customary (non-metric) units systems. It is the volume of a cube with each of its three dimensions (length, width, and height) being one inch (0.0254 meter) in length.

One cubic inch is equal to 0.000578704 cubic feet, 0.037037 cubic yards, or 0.016387064 liters.

## History of the Cubic Inch

The cubic inch is derived from the inch, which is an ancient unit of length that was based on the length of a human thumb. The inch was originally divided into 12 lines, and later into 16 digits or 4 barleycorns. The inch was used in many different systems of measurement, such as the Roman, Anglo-Saxon, English, and Scottish systems. The inch was standardized by King Edward II of England in 1324 as the length of three barleycorns laid end to end. The current definition of the inch, adopted in 1959, is based on the international yard, which is defined as 0.9144 meter.

The cubic inch was first used as a unit of volume for measuring solid objects in England in the 14th century. It was also used for measuring other materials and substances, such as wood, stone, metal, water, and air. The cubic inch was adopted as a standard unit of measure in the imperial system in 1824, along with other units such as the gallon, the bushel, and the barrel. The cubic inch was also used in the US customary system, which is similar but not identical to the imperial system. The cubic inch is still widely used today for various purposes, such as engineering, commerce, and everyday life.

## How to Convert Cubic Inches

To convert cubic inches to other units of volume, you need to multiply or divide by the appropriate conversion factor. Here are some common conversion factors and examples:

• To convert cubic inches to cubic feet, multiply by 0.000578704.
• Example: 2 in3 × 0.000578704 = 0.001157408 ft3
• To convert cubic inches to cubic yards, multiply by 0.000037037.
• Example: 2 in3 × 0.000037037 = 0.000074074 yd3
• To convert cubic inches to liters, multiply by 0.016387064.
• Example: 2 in3 × 0.016387064 = 0.032774128 L
• To convert cubic inches to milliliters or cubic centimeters, multiply by 16.387064.
• Example: 2 in3 × 16.387064 = 32.774128 mL or cm3
• To convert cubic inches to gallons (US liquid), multiply by 0.00432900433.
• Example: 2 in3 × 0.00432900433 = 0.00865800866 gal
• To convert cubic inches to bushels (US), multiply by 0.000465025413.
• Example: 2 in3 × 0.000465025413 = 0.000930050826 bu

To convert other units of volume to cubic inches, you need to divide by the appropriate conversion factor. Here are some common conversion factors and examples:

• To convert cubic feet to cubic inches, divide by 0.000578704.
• Example: 0.001157408 ft3 ÷ 0.000578704 = 2 in3
• To convert cubic yards to cubic inches, divide by 0.000037037.
• Example: 0.000074074 yd3 ÷ 0.000037037 = 2 in3
• To convert liters to cubic inches, divide by 0.016387064.
• Example: 0.032774128 L ÷ 0.016387064 = 2 in3
• To convert milliliters or cubic centimeters to cubic inches, divide by 16.387064.
• Example: 32.774128 mL or cm3 ÷ 16.387064 = 2 in3
• To convert gallons (US liquid) to cubic inches, divide by 0.00432900433.
• Example: 0.00865800866 gal ÷ 0.00432900433 = 2 in3
• To convert bushels (US) to cubic inches, divide by 0.000465025413.
• Example: 0.000930050826 bu ÷ 0.000465025413 = 2 in3

## Where Cubic Inches are Used

Cubic inches are used for measuring various materials and substances in different countries and applications.

Some examples are:

• In the United States and the United Kingdom, cubic inches are used for measuring the volume of small objects, such as jewelry, coins, dice, and marbles.
• In the United States and Canada, cubic inches are used for measuring the engine displacement of automobiles, motorcycles, and aircraft.
• In the United States and the United Kingdom, cubic inches are used for measuring the volume of air in pneumatic tools, tires, balloons, and airbags.
• In the United States and the United Kingdom, cubic inches are used for measuring the volume of water in aquariums, fountains, and pools.
• In the United States and the United Kingdom, cubic inches are used for measuring the volume of soil in gardening, landscaping, and farming.

## Example Conversions of Cubic Inches to Other Units

Here are some example conversions of cubic inches to other units of volume:

• 1 in3 = 0.000578704 ft3
• 1 in3 = 0.000037037 yd3
• 1 in3 = 0.016387064 L
• 1 in3 = 16.387064 mL or cm3
• 1 in3 = 0.00432900433 gal
• 1 in3 = 0.000465025413 bu
• 1 in3 = 0.0001030715 bbl
Cubic inches also can be marked as in3.

## Teaspoons: A Unit of Volume

Teaspoons are a unit of volume that are used to measure small amounts of liquids, such as water, milk, oil, vinegar, etc. They are also used to measure some dry ingredients, such as sugar, salt, baking powder, etc. They are different from tablespoons, which are a larger unit of volume. Teaspoons are also different from fluid ounces, which are a larger unit of volume. Teaspoons are also different from barrel of oil equivalent (BOE), which is a unit of energy based on the approximate energy released by burning one barrel of crude oil.

## Definition of Teaspoons

A teaspoon is defined as 5 milliliters (ml) in the metric system of measurement. It is equivalent to 0.1667 fluid ounces or 0.0208 cups in the US customary system. A teaspoon is also equal to 0.1758 imperial cups or 0.0014 imperial gallons in the imperial system.

## History of Teaspoons

The origin of the term teaspoon as a unit of measure is uncertain, but it may have derived from the French word cuiller à thé, which means a spoon for tea. Spoons have been used since ancient times to eat and serve various foods, especially liquids and soft solids. The size and shape of spoons varied depending on the type and quantity of the foods, the availability of materials, and the customs of different regions and countries.

The use of teaspoons as a unit of measure dates back to the medieval times, when the European system of measurement was established. The standard size of these spoons was about 5 ml, which was also the size of a dram, a unit of measure for apothecaries and pharmacists. The teaspoon was convenient for measuring and dispensing small amounts of liquids and powders for medicinal purposes.

The use of teaspoons as a unit of measure continued until the 20th century, when the metric system of measurement was adopted in most countries. The teaspoon was gradually replaced by units such as milliliters, grams, etc. However, some countries and regions still use teaspoons for certain types of liquids and dry ingredients, especially in cooking and baking.

## How to Convert Teaspoons

To convert teaspoons to other units of volume, one can use the following formulas:

• To convert teaspoons to milliliters: multiply by 5
• To convert teaspoons to fluid ounces: multiply by 0.1667
• To convert teaspoons to cups: multiply by 0.0208
• To convert teaspoons to gallons (US): multiply by 0.001302
• To convert teaspoons to gallons (UK): multiply by 0.0014
• To convert teaspoons to BOE: divide by 15950

## Where Teaspoons are Used

Teaspoons are mainly used in cooking and baking in some countries and regions that still use the US customary system or the imperial system of measurement. They are often used for measuring and adding liquids such as water, milk, oil, vinegar, etc., and dry ingredients such as sugar, salt, baking powder, etc., to recipes.

In some countries that use the metric system of measurement, such as Canada and Australia, teaspoons are sometimes used as an informal or approximate unit of volume for certain types of liquids and dry ingredients. For example, in Canada, maple syrup is sometimes sold by the teaspoon, which is equivalent to about 5 ml or 0.005 liters.

In some countries that have their own traditional units of volume based on spoons or similar utensils, such as India and China, teaspoons are not commonly used or recognized. Instead, they use units such as chhatak (about 59 ml), chammach (about 10 ml), or shao (about 15 ml).

## Example Conversions of Teaspoons to Other Units

Here are some examples of converting teaspoons to other units of volume:

• 1 teaspoon = 5 milliliters
• 2 teaspoons = 0.3333 fluid ounces
• 3 teaspoons = 0.0625 cups
• 4 teaspoons = 0.005208 gallons (US)
• 5 teaspoons = 0.007 gallons (UK)
• 6 teaspoons = 0.000376 BOE
• 7 teaspoons = 0.000439 BOE.
US teaspoon can be abbreviated as t., ts., tsp. or tspn. one teaspoon as a unit of culinary measure is 1/3 tablespoon, that is, ~4.93 mL. For labeling on food packages in the U.S., the teaspoon is defined by FDA as 5 mL precisely.

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