Convert 4 teaspoons (US) to fluid ounces (US)

Explanation

Let's convert 4 teaspoons (US) to fluid ounces (US), or tsp to fl oz as one could put it.

First, we need to calculate the conversion factor using the units respective values. We find 0.1667.

Then we multiply this conversion factor by the number of teaspoons (US). In this case 4.

Therefore, 4 teaspoons (US) is approximately equal to 0.6667 fluid ounces (US).

Formula

1 tsp≈0.1667 fl oz

4 tsp≈4 × 0.1667 fl oz

4 tsp≈0.6667 fl oz

teaspoons (US)tsp

dimension	volume
system	U.S. customary units (USCS)
symbol	tsp

The teaspoon (tsp) is a unit of volume in the U.S. customary units.

Definition of the teaspoon

There are 3 teaspoons in a tablespoon.

NIST Handbook 44 Specifications: Appendix C

Value in terms of the SI

One teaspoon is equivalent to 4.92892159375 cubic centimeters.

Equivalences

One teaspoon is also equivalent to:

Some Facts

While named after an utensile, the teaspoon is an official unit of measure in the US. It has to be noted that the capacity of actual teaspoons (the object) can vary and probably won't be equal to a teaspoon (the unit).

Other culinary units

teaspoon	tsp
tablespoon	Tbsp	3 teaspoons
fluid ounce	fl oz	2 tablespoons
shot	jig	3 tablespoons
cup	cup	16 tablespoons

US Culinary Units

The US culinary units are mainly used in recipes but also can be found on nutrition labels and even in pharmaceutic medical prescriptions (especially the teaspoon).

When on nutrition labels, the units have their value in milliliters rounded. In that case a teaspoon means 5 milliliters (mL), a tablespoon means 15 mL, a cup means 240 mL.^[source]

fluid ounces (US)fl oz

dimension	volume
system	U.S. customary units (USCS)
symbol	fl oz, floz

The fluid ounce (fl oz, floz) is a unit of volume in the U.S. customary units.

Definition of the fluid ounce

There are 128 US fluid ounces in one US gallon.

NIST Handbook 44 Specifications: Appendix C p. C-5

Value in terms of the SI

One fluid ounce is equivalent to 29.5735295625 cubic centimeters.

Equivalences

One US fluid ounce is also equivalent to:

Some Facts

The fluid ounce is used in the US for liquid goods sold in smaller quantities than a gallon like beverages of course, but also perfume, shampoo, etc. In metric countries, the fluid ounce is replaced by the milliliter.

US fluid volume units

minim	min
fluid dram	fl dr	60 minims
fluid ounce	fl oz	8 fluid drams
gill	gi	4 fluid ounces
pint	pt	4 gills
quart	qt	2 pints
gallon	gal	4 quarts
barrel	bbl	31.5 gallons
barrel (petroleum)	bbl	42 gallons

The United States Customary System

The United States customary system is a system of measurements used in the United States since 1832. It is based on English units in use before the definition of the Imperial system in 1824.

With the Metric Conversion Act of 1975 the U.S. began a metrication program but customary units are still widely used.