The humble teaspoon, while commonly found in kitchen drawers today, has its origins as a unit of measure dating back to the 17th century. Originally used to denote a small, practical serving size for tea, its measurement varied widely until it was standardized in the 19th century. In modern culinary and pharmaceutical fields, a teaspoon is typically equivalent to 5 milliliters or approximately 1/6 of a fluid ounce.
Interestingly, the reason behind this specific measurement standardization was to ensure the consistency needed for medical dosing, underscoring the spoon’s importance beyond culinary purposes. Teaspoons are not just handy for adding sugar to your tea; they play an integral role in recipes and medication precision, highlighting the intersection of culinary art and science.
The fluid ounce is a unit of volume with a fascinating history that dates back to Ancient Rome. Originally based on a single sip’s worth of wine, it evolved over centuries to meet the needs of various cultures and trades. Today, a fluid ounce comprises different measurements in the U.S. and the UK, with the U.S. fluid ounce measuring approximately 29.57 milliliters, and the UK, or imperial fluid ounce, equivalent to about 28.41 milliliters.
This discrepancy roots back to the British Imperial System’s adjustments in the 19th century. Interestingly, the fluid ounce is not just a relic of the past; it’s still widely used in everything from cooking recipes to beverage servings, showcasing its enduring relevance in modern life.
Teaspoons | Fluid Ounces |
---|---|
0
tsp
|
0
fl-oz
|
1
tsp
|
0.166667
fl-oz
|
2
tsp
|
0.333333
fl-oz
|
3
tsp
|
0.5
fl-oz
|
4
tsp
|
0.666667
fl-oz
|
5
tsp
|
0.833333
fl-oz
|
6
tsp
|
1
fl-oz
|
7
tsp
|
1.16667
fl-oz
|
8
tsp
|
1.33333
fl-oz
|
9
tsp
|
1.5
fl-oz
|
10
tsp
|
1.66667
fl-oz
|
11
tsp
|
1.83333
fl-oz
|
12
tsp
|
2
fl-oz
|
13
tsp
|
2.16667
fl-oz
|
14
tsp
|
2.33333
fl-oz
|
15
tsp
|
2.5
fl-oz
|
16
tsp
|
2.66667
fl-oz
|
17
tsp
|
2.83333
fl-oz
|
18
tsp
|
3
fl-oz
|
19
tsp
|
3.16667
fl-oz
|
20
tsp
|
3.33333
fl-oz
|
21
tsp
|
3.5
fl-oz
|
22
tsp
|
3.66667
fl-oz
|
23
tsp
|
3.83333
fl-oz
|
24
tsp
|
4
fl-oz
|
25
tsp
|
4.16667
fl-oz
|
26
tsp
|
4.33333
fl-oz
|
27
tsp
|
4.5
fl-oz
|
28
tsp
|
4.66667
fl-oz
|
29
tsp
|
4.83333
fl-oz
|
30
tsp
|
5
fl-oz
|
31
tsp
|
5.16667
fl-oz
|
32
tsp
|
5.33333
fl-oz
|
33
tsp
|
5.5
fl-oz
|
34
tsp
|
5.66667
fl-oz
|
35
tsp
|
5.83333
fl-oz
|
36
tsp
|
6
fl-oz
|
37
tsp
|
6.16667
fl-oz
|
38
tsp
|
6.33333
fl-oz
|
39
tsp
|
6.5
fl-oz
|
40
tsp
|
6.66667
fl-oz
|
41
tsp
|
6.83333
fl-oz
|
42
tsp
|
7
fl-oz
|
43
tsp
|
7.16667
fl-oz
|
44
tsp
|
7.33333
fl-oz
|
45
tsp
|
7.5
fl-oz
|
46
tsp
|
7.66667
fl-oz
|
47
tsp
|
7.83333
fl-oz
|
48
tsp
|
8
fl-oz
|
49
tsp
|
8.16667
fl-oz
|
50
tsp
|
8.33333
fl-oz
|
51
tsp
|
8.5
fl-oz
|
52
tsp
|
8.66667
fl-oz
|
53
tsp
|
8.83333
fl-oz
|
54
tsp
|
9
fl-oz
|
55
tsp
|
9.16667
fl-oz
|
56
tsp
|
9.33333
fl-oz
|
57
tsp
|
9.5
fl-oz
|
58
tsp
|
9.66667
fl-oz
|
59
tsp
|
9.83333
fl-oz
|
60
tsp
|
10
fl-oz
|
61
tsp
|
10.16667
fl-oz
|
62
tsp
|
10.33333
fl-oz
|
63
tsp
|
10.5
fl-oz
|
64
tsp
|
10.66667
fl-oz
|
65
tsp
|
10.83333
fl-oz
|
66
tsp
|
11
fl-oz
|
67
tsp
|
11.16667
fl-oz
|
68
tsp
|
11.33333
fl-oz
|
69
tsp
|
11.5
fl-oz
|
70
tsp
|
11.66667
fl-oz
|
71
tsp
|
11.83333
fl-oz
|
72
tsp
|
12
fl-oz
|
73
tsp
|
12.16667
fl-oz
|
74
tsp
|
12.33333
fl-oz
|
75
tsp
|
12.5
fl-oz
|
76
tsp
|
12.66667
fl-oz
|
77
tsp
|
12.83333
fl-oz
|
78
tsp
|
13
fl-oz
|
79
tsp
|
13.16667
fl-oz
|
80
tsp
|
13.33333
fl-oz
|
81
tsp
|
13.5
fl-oz
|
82
tsp
|
13.66667
fl-oz
|
83
tsp
|
13.83333
fl-oz
|
84
tsp
|
14
fl-oz
|
85
tsp
|
14.16667
fl-oz
|
86
tsp
|
14.33333
fl-oz
|
87
tsp
|
14.5
fl-oz
|
88
tsp
|
14.66667
fl-oz
|
89
tsp
|
14.83333
fl-oz
|
90
tsp
|
15
fl-oz
|
91
tsp
|
15.16667
fl-oz
|
92
tsp
|
15.33333
fl-oz
|
93
tsp
|
15.5
fl-oz
|
94
tsp
|
15.66667
fl-oz
|
95
tsp
|
15.83333
fl-oz
|
96
tsp
|
16
fl-oz
|
97
tsp
|
16.16667
fl-oz
|
98
tsp
|
16.33333
fl-oz
|
99
tsp
|
16.5
fl-oz
|
100
tsp
|
16.66667
fl-oz
|
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