The “Glas” is an intriguing, though lesser-known, unit of volume, traditionally used in the Netherlands to measure wine and spirits. Dating back to the 1800s, one Glas was approximately equivalent to 150 milliliters, aligning closely with a standard modern wine glass. Its historical use highlights how cultures have tailored measurement systems to fit specific social practices, such as enjoying wine in communal settings, thus embodying the close relationship between cultural traditions and measurement systems.
While it has mostly fallen out of use today, the Glas provides a fascinating glimpse into historical consumption habits and the evolution of standard units. It reminds us that units of measurement are not merely mathematical constructs but are also deeply influenced by the lifestyles and practices of their time.
The “Kanna” is a traditional unit of measurement utilized in Japan, primarily for quantifying land area, and it dates back to ancient times. Originally corresponding to the length of a carpenter’s plane, the Kanna unit is equivalent to approximately 1.82 meters today. It provides a fascinating glimpse into how historical measures were often based on practical tools and everyday objects. The unit has since been replaced by the metric system for modern applications, yet it remains an intriguing part of Japan’s cultural heritage. Interestingly, the persistence of such units underscores the balance between tradition and technological advancement within Japanese society, highlighting how measurements can evolve while still honoring their historical context.
Glas | Kannor |
---|---|
0
glas
|
0
kanna
|
0.5
glas
|
0.0382117
kanna
|
1
glas
|
0.0764234
kanna
|
1.5
glas
|
0.114635
kanna
|
2
glas
|
0.152847
kanna
|
2.5
glas
|
0.191058
kanna
|
3
glas
|
0.22927
kanna
|
3.5
glas
|
0.267482
kanna
|
4
glas
|
0.305694
kanna
|
4.5
glas
|
0.343905
kanna
|
5
glas
|
0.382117
kanna
|
5.5
glas
|
0.420329
kanna
|
6
glas
|
0.45854
kanna
|
6.5
glas
|
0.496752
kanna
|
7
glas
|
0.534964
kanna
|
7.5
glas
|
0.573175
kanna
|
8
glas
|
0.611387
kanna
|
8.5
glas
|
0.649599
kanna
|
9
glas
|
0.68781
kanna
|
9.5
glas
|
0.726022
kanna
|
10
glas
|
0.764234
kanna
|
10.5
glas
|
0.802446
kanna
|
11
glas
|
0.840657
kanna
|
11.5
glas
|
0.878869
kanna
|
12
glas
|
0.917081
kanna
|
12.5
glas
|
0.955292
kanna
|
13
glas
|
0.993504
kanna
|
13.5
glas
|
1.03172
kanna
|
14
glas
|
1.06993
kanna
|
14.5
glas
|
1.10814
kanna
|
15
glas
|
1.14635
kanna
|
15.5
glas
|
1.18456
kanna
|
16
glas
|
1.22277
kanna
|
16.5
glas
|
1.26099
kanna
|
17
glas
|
1.2992
kanna
|
17.5
glas
|
1.33741
kanna
|
18
glas
|
1.37562
kanna
|
18.5
glas
|
1.41383
kanna
|
19
glas
|
1.45204
kanna
|
19.5
glas
|
1.49026
kanna
|
20
glas
|
1.52847
kanna
|
20.5
glas
|
1.56668
kanna
|
21
glas
|
1.60489
kanna
|
21.5
glas
|
1.6431
kanna
|
22
glas
|
1.68131
kanna
|
22.5
glas
|
1.71953
kanna
|
23
glas
|
1.75774
kanna
|
23.5
glas
|
1.79595
kanna
|
24
glas
|
1.83416
kanna
|
24.5
glas
|
1.87237
kanna
|
25
glas
|
1.91058
kanna
|
25.5
glas
|
1.9488
kanna
|
26
glas
|
1.98701
kanna
|
26.5
glas
|
2.02522
kanna
|
27
glas
|
2.06343
kanna
|
27.5
glas
|
2.10164
kanna
|
28
glas
|
2.13985
kanna
|
28.5
glas
|
2.17807
kanna
|
29
glas
|
2.21628
kanna
|
29.5
glas
|
2.25449
kanna
|
30
glas
|
2.2927
kanna
|
30.5
glas
|
2.33091
kanna
|
31
glas
|
2.36912
kanna
|
31.5
glas
|
2.40734
kanna
|
32
glas
|
2.44555
kanna
|
32.5
glas
|
2.48376
kanna
|
33
glas
|
2.52197
kanna
|
33.5
glas
|
2.56018
kanna
|
34
glas
|
2.5984
kanna
|
34.5
glas
|
2.63661
kanna
|
35
glas
|
2.67482
kanna
|
35.5
glas
|
2.71303
kanna
|
36
glas
|
2.75124
kanna
|
36.5
glas
|
2.78945
kanna
|
37
glas
|
2.82767
kanna
|
37.5
glas
|
2.86588
kanna
|
38
glas
|
2.90409
kanna
|
38.5
glas
|
2.9423
kanna
|
39
glas
|
2.98051
kanna
|
39.5
glas
|
3.01872
kanna
|
40
glas
|
3.05694
kanna
|
40.5
glas
|
3.09515
kanna
|
41
glas
|
3.13336
kanna
|
41.5
glas
|
3.17157
kanna
|
42
glas
|
3.20978
kanna
|
42.5
glas
|
3.24799
kanna
|
43
glas
|
3.28621
kanna
|
43.5
glas
|
3.32442
kanna
|
44
glas
|
3.36263
kanna
|
44.5
glas
|
3.40084
kanna
|
45
glas
|
3.43905
kanna
|
45.5
glas
|
3.47726
kanna
|
46
glas
|
3.51548
kanna
|
46.5
glas
|
3.55369
kanna
|
47
glas
|
3.5919
kanna
|
47.5
glas
|
3.63011
kanna
|
48
glas
|
3.66832
kanna
|
48.5
glas
|
3.70653
kanna
|
49
glas
|
3.74475
kanna
|
49.5
glas
|
3.78296
kanna
|
50
glas
|
3.82117
kanna
|
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