The litre (or liter) is a fascinating metric unit of volume predominantly used for measuring liquids. Curiously, while it is synonymous with the metric litre, it is not an official unit in the International System of Units (SI); instead, it is accepted for use with the SI due to its practicality. Originally defined as the volume of one kilogram of water at maximum density, the litre provides a tangible connection between volume and weight, emphasizing the interrelationship of these physical properties.
Despite its widespread application in everyday life, such as in beverages and fuels, the litre’s versatility extends beyond terrestrial boundaries. It plays a crucial role in astrobiology, where scientists explore celestial bodies for signs of water, often in volumes measured by litres or their scientific counterpart, cubic decimetres. Whether quenching thirst or exploring the cosmos, the litre connects us to the natural world in multifaceted ways.
The cubic meter, often abbreviated as m³, is a unit of volume in the International System of Units (SI), and it equates to the space occupied by a cube with edges each measuring one meter in length. What makes the cubic meter intriguing is its versatility in various fields—from construction to energy. For example, a single cubic meter of water at room temperature weighs approximately one metric ton. This simple conversion is essential for engineers and scientists working with water resources.
In the realm of natural gas, the cubic meter plays a crucial role in standardizing measurements. A cubic meter of natural gas, when burnt, releases about 39 megajoules of energy, a convenient way to quantify energy potential in energy contracts and environmental statistics. Such applications underscore the cubic meter’s importance not only in everyday life but also in advancing global energy solutions.
| Litres | Cubic meters |
|---|---|
0
l
|
0
m³
|
1
l
|
0.001
m³
|
2
l
|
0.002
m³
|
3
l
|
0.003
m³
|
4
l
|
0.004
m³
|
5
l
|
0.005
m³
|
6
l
|
0.006
m³
|
7
l
|
0.007
m³
|
8
l
|
0.008
m³
|
9
l
|
0.009
m³
|
10
l
|
0.01
m³
|
11
l
|
0.011
m³
|
12
l
|
0.012
m³
|
13
l
|
0.013
m³
|
14
l
|
0.014
m³
|
15
l
|
0.015
m³
|
16
l
|
0.016
m³
|
17
l
|
0.017
m³
|
18
l
|
0.018
m³
|
19
l
|
0.019
m³
|
20
l
|
0.02
m³
|
21
l
|
0.021
m³
|
22
l
|
0.022
m³
|
23
l
|
0.023
m³
|
24
l
|
0.024
m³
|
25
l
|
0.025
m³
|
26
l
|
0.026
m³
|
27
l
|
0.027
m³
|
28
l
|
0.028
m³
|
29
l
|
0.029
m³
|
30
l
|
0.03
m³
|
31
l
|
0.031
m³
|
32
l
|
0.032
m³
|
33
l
|
0.033
m³
|
34
l
|
0.034
m³
|
35
l
|
0.035
m³
|
36
l
|
0.036
m³
|
37
l
|
0.037
m³
|
38
l
|
0.038
m³
|
39
l
|
0.039
m³
|
40
l
|
0.04
m³
|
41
l
|
0.041
m³
|
42
l
|
0.042
m³
|
43
l
|
0.043
m³
|
44
l
|
0.044
m³
|
45
l
|
0.045
m³
|
46
l
|
0.046
m³
|
47
l
|
0.047
m³
|
48
l
|
0.048
m³
|
49
l
|
0.049
m³
|
50
l
|
0.05
m³
|
51
l
|
0.051
m³
|
52
l
|
0.052
m³
|
53
l
|
0.053
m³
|
54
l
|
0.054
m³
|
55
l
|
0.055
m³
|
56
l
|
0.056
m³
|
57
l
|
0.057
m³
|
58
l
|
0.058
m³
|
59
l
|
0.059
m³
|
60
l
|
0.06
m³
|
61
l
|
0.061
m³
|
62
l
|
0.062
m³
|
63
l
|
0.063
m³
|
64
l
|
0.064
m³
|
65
l
|
0.065
m³
|
66
l
|
0.066
m³
|
67
l
|
0.067
m³
|
68
l
|
0.068
m³
|
69
l
|
0.069
m³
|
70
l
|
0.07
m³
|
71
l
|
0.071
m³
|
72
l
|
0.072
m³
|
73
l
|
0.073
m³
|
74
l
|
0.074
m³
|
75
l
|
0.075
m³
|
76
l
|
0.076
m³
|
77
l
|
0.077
m³
|
78
l
|
0.078
m³
|
79
l
|
0.079
m³
|
80
l
|
0.08
m³
|
81
l
|
0.081
m³
|
82
l
|
0.082
m³
|
83
l
|
0.083
m³
|
84
l
|
0.084
m³
|
85
l
|
0.085
m³
|
86
l
|
0.086
m³
|
87
l
|
0.087
m³
|
88
l
|
0.088
m³
|
89
l
|
0.089
m³
|
90
l
|
0.09
m³
|
91
l
|
0.091
m³
|
92
l
|
0.092
m³
|
93
l
|
0.093
m³
|
94
l
|
0.094
m³
|
95
l
|
0.095
m³
|
96
l
|
0.096
m³
|
97
l
|
0.097
m³
|
98
l
|
0.098
m³
|
99
l
|
0.099
m³
|
100
l
|
0.1
m³
|
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