Cubic foot per minute (CFM) is a unit that measures the flow rate of air and is widely used in various industries, from HVAC systems to automotive engineering. Understanding CFM is crucial for designing efficient ventilation systems, as it determines how much air is circulated within a specific space per minute. But did you know that the origins of measuring air flow date back to the early 20th century? Back then, engineers realized the need for standardized measurements to ensure optimal air quality and comfortable living conditions, which led to the popularization of CFM as a standard metric.
Remarkably, one cubic foot of air at room temperature weighs about 0.0807 pounds. With this knowledge, professionals can precisely calibrate systems to achieve desired airflow rates, maximize energy efficiency, and improve air quality. Whether managing the air systems in skyscrapers, homes, or cars, CFM remains a pivotal unit for ensuring environments stay fresh and healthy.
The centilitre per second (cL/s) may seem like an unusual unit of flow rate measurement, but it’s particularly significant in the realms of beverage production and culinary arts. If you’ve ever marveled at the precision of an espresso machine or the perfect pour of a bartender, you’re witnessing the magic of flow rates. An espresso machine, for instance, often uses precise flow rates to deliver a perfect, rich shot, often flowing at around 6-8 cL/s.
Interestingly, flow rates were critical even in Roman times for aqueduct design and water distribution. The precision continues today in modern science and industry. Even in simple household devices like kitchen faucets, understanding flow rates helps manage water usage efficiently and sustainably. Such a tiny unit, yet it embodies the harmony of precision and resource management across countless domains.
Cubic feet per minute | Centilitres per second |
---|---|
0
ft³/min
|
0
cl/s
|
10
ft³/min
|
471.9472
cl/s
|
20
ft³/min
|
943.8944
cl/s
|
30
ft³/min
|
1415.8416
cl/s
|
40
ft³/min
|
1887.7888
cl/s
|
50
ft³/min
|
2359.736
cl/s
|
60
ft³/min
|
2831.6832
cl/s
|
70
ft³/min
|
3303.6304
cl/s
|
80
ft³/min
|
3775.5776
cl/s
|
90
ft³/min
|
4247.5248
cl/s
|
100
ft³/min
|
4719.472
cl/s
|
110
ft³/min
|
5191.4192
cl/s
|
120
ft³/min
|
5663.3664
cl/s
|
130
ft³/min
|
6135.3136
cl/s
|
140
ft³/min
|
6607.2608
cl/s
|
150
ft³/min
|
7079.208
cl/s
|
160
ft³/min
|
7551.1552
cl/s
|
170
ft³/min
|
8023.1024
cl/s
|
180
ft³/min
|
8495.0496
cl/s
|
190
ft³/min
|
8966.9968
cl/s
|
200
ft³/min
|
9438.944
cl/s
|
210
ft³/min
|
9910.8912
cl/s
|
220
ft³/min
|
10382.8384
cl/s
|
230
ft³/min
|
10854.7856
cl/s
|
240
ft³/min
|
11326.7328
cl/s
|
250
ft³/min
|
11798.68
cl/s
|
260
ft³/min
|
12270.6272
cl/s
|
270
ft³/min
|
12742.5744
cl/s
|
280
ft³/min
|
13214.5216
cl/s
|
290
ft³/min
|
13686.4688
cl/s
|
300
ft³/min
|
14158.416
cl/s
|
310
ft³/min
|
14630.3632
cl/s
|
320
ft³/min
|
15102.3104
cl/s
|
330
ft³/min
|
15574.2576
cl/s
|
340
ft³/min
|
16046.2048
cl/s
|
350
ft³/min
|
16518.152
cl/s
|
360
ft³/min
|
16990.0992
cl/s
|
370
ft³/min
|
17462.0464
cl/s
|
380
ft³/min
|
17933.9936
cl/s
|
390
ft³/min
|
18405.9408
cl/s
|
400
ft³/min
|
18877.888
cl/s
|
410
ft³/min
|
19349.8352
cl/s
|
420
ft³/min
|
19821.7824
cl/s
|
430
ft³/min
|
20293.7296
cl/s
|
440
ft³/min
|
20765.6768
cl/s
|
450
ft³/min
|
21237.624
cl/s
|
460
ft³/min
|
21709.5712
cl/s
|
470
ft³/min
|
22181.5184
cl/s
|
480
ft³/min
|
22653.4656
cl/s
|
490
ft³/min
|
23125.4128
cl/s
|
500
ft³/min
|
23597.36
cl/s
|
510
ft³/min
|
24069.3072
cl/s
|
520
ft³/min
|
24541.2544
cl/s
|
530
ft³/min
|
25013.2016
cl/s
|
540
ft³/min
|
25485.1488
cl/s
|
550
ft³/min
|
25957.096
cl/s
|
560
ft³/min
|
26429.0432
cl/s
|
570
ft³/min
|
26900.9904
cl/s
|
580
ft³/min
|
27372.9376
cl/s
|
590
ft³/min
|
27844.8848
cl/s
|
600
ft³/min
|
28316.832
cl/s
|
610
ft³/min
|
28788.7792
cl/s
|
620
ft³/min
|
29260.7264
cl/s
|
630
ft³/min
|
29732.6736
cl/s
|
640
ft³/min
|
30204.6208
cl/s
|
650
ft³/min
|
30676.568
cl/s
|
660
ft³/min
|
31148.5152
cl/s
|
670
ft³/min
|
31620.4624
cl/s
|
680
ft³/min
|
32092.4096
cl/s
|
690
ft³/min
|
32564.3568
cl/s
|
700
ft³/min
|
33036.304
cl/s
|
710
ft³/min
|
33508.2512
cl/s
|
720
ft³/min
|
33980.1984
cl/s
|
730
ft³/min
|
34452.1456
cl/s
|
740
ft³/min
|
34924.0928
cl/s
|
750
ft³/min
|
35396.04
cl/s
|
760
ft³/min
|
35867.9872
cl/s
|
770
ft³/min
|
36339.9344
cl/s
|
780
ft³/min
|
36811.8816
cl/s
|
790
ft³/min
|
37283.8288
cl/s
|
800
ft³/min
|
37755.776
cl/s
|
810
ft³/min
|
38227.7232
cl/s
|
820
ft³/min
|
38699.6704
cl/s
|
830
ft³/min
|
39171.6176
cl/s
|
840
ft³/min
|
39643.5648
cl/s
|
850
ft³/min
|
40115.512
cl/s
|
860
ft³/min
|
40587.4592
cl/s
|
870
ft³/min
|
41059.4064
cl/s
|
880
ft³/min
|
41531.3536
cl/s
|
890
ft³/min
|
42003.3008
cl/s
|
900
ft³/min
|
42475.248
cl/s
|
910
ft³/min
|
42947.1952
cl/s
|
920
ft³/min
|
43419.1424
cl/s
|
930
ft³/min
|
43891.0896
cl/s
|
940
ft³/min
|
44363.0368
cl/s
|
950
ft³/min
|
44834.984
cl/s
|
960
ft³/min
|
45306.9312
cl/s
|
970
ft³/min
|
45778.8784
cl/s
|
980
ft³/min
|
46250.8256
cl/s
|
990
ft³/min
|
46722.7728
cl/s
|
1000
ft³/min
|
47194.72
cl/s
|
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