• torr   mH₂O
  •  
Rounding Mode:

The torr is a unit of pressure named after the Italian physicist Evangelista Torricelli, who invented the barometer in the 17th century. It is defined as 1/760th of an atmosphere, approximating the pressure exerted by a one-millimeter column of mercury at 0 degrees Celsius. What makes the torr particularly interesting is its practical use in fields like vacuum technology and weather forecasting, where precise measurements of atmospheric pressure are crucial.

The legacy of Torricelli’s work is integral to meteorology and physics, as it opened paths for understanding atmospheric pressure. Beyond scientific circles, the torr is a reminder of human ingenuity in unraveling atmospheric mysteries and continues to play a vital role in today’s scientific advancements.

Did you know?

A “meter of water @ 4°C” is a unique unit used primarily to measure pressure. At this specific temperature, water reaches its maximum density, and the pressure exerted by a one-meter column of water is approximately 9.81 kilopascals or 0.0979 atmospheres. This scenario represents the optimal conditions for standardizing pressure measurements because the physical properties of water are most stable, reducing variances in calculations.

This unit is especially important in fields like plumbing and hydraulics, where accurate pressure measurements are crucial. Understanding these principles can lead to better designs in water distribution systems, preventing common issues such as pipe bursts or inefficient water flow, ensuring systems operate safely and efficiently.

> Torr to Meters of water @ 4°C Conversion Table

Torr Meters of water @ 4°C
0 torr 0 mH₂O
10 torr 0.135951 mH₂O
20 torr 0.271902 mH₂O
30 torr 0.407853 mH₂O
40 torr 0.543804 mH₂O
50 torr 0.679755 mH₂O
60 torr 0.815706 mH₂O
70 torr 0.951657 mH₂O
80 torr 1.08761 mH₂O
90 torr 1.22356 mH₂O
100 torr 1.35951 mH₂O
110 torr 1.49546 mH₂O
120 torr 1.63141 mH₂O
130 torr 1.76736 mH₂O
140 torr 1.90331 mH₂O
150 torr 2.03926 mH₂O
160 torr 2.17522 mH₂O
170 torr 2.31117 mH₂O
180 torr 2.44712 mH₂O
190 torr 2.58307 mH₂O
200 torr 2.71902 mH₂O
210 torr 2.85497 mH₂O
220 torr 2.99092 mH₂O
230 torr 3.12687 mH₂O
240 torr 3.26282 mH₂O
250 torr 3.39877 mH₂O
260 torr 3.53473 mH₂O
270 torr 3.67068 mH₂O
280 torr 3.80663 mH₂O
290 torr 3.94258 mH₂O
300 torr 4.07853 mH₂O
310 torr 4.21448 mH₂O
320 torr 4.35043 mH₂O
330 torr 4.48638 mH₂O
340 torr 4.62233 mH₂O
350 torr 4.75828 mH₂O
360 torr 4.89424 mH₂O
370 torr 5.03019 mH₂O
380 torr 5.16614 mH₂O
390 torr 5.30209 mH₂O
400 torr 5.43804 mH₂O
410 torr 5.57399 mH₂O
420 torr 5.70994 mH₂O
430 torr 5.84589 mH₂O
440 torr 5.98184 mH₂O
450 torr 6.11779 mH₂O
460 torr 6.25375 mH₂O
470 torr 6.3897 mH₂O
480 torr 6.52565 mH₂O
490 torr 6.6616 mH₂O
500 torr 6.79755 mH₂O
510 torr 6.9335 mH₂O
520 torr 7.06945 mH₂O
530 torr 7.2054 mH₂O
540 torr 7.34135 mH₂O
550 torr 7.4773 mH₂O
560 torr 7.61325 mH₂O
570 torr 7.74921 mH₂O
580 torr 7.88516 mH₂O
590 torr 8.02111 mH₂O
600 torr 8.15706 mH₂O
610 torr 8.29301 mH₂O
620 torr 8.42896 mH₂O
630 torr 8.56491 mH₂O
640 torr 8.70086 mH₂O
650 torr 8.83681 mH₂O
660 torr 8.97276 mH₂O
670 torr 9.10872 mH₂O
680 torr 9.24467 mH₂O
690 torr 9.38062 mH₂O
700 torr 9.51657 mH₂O
710 torr 9.65252 mH₂O
720 torr 9.78847 mH₂O
730 torr 9.92442 mH₂O
740 torr 10.06037 mH₂O
750 torr 10.19632 mH₂O
760 torr 10.33227 mH₂O
770 torr 10.46823 mH₂O
780 torr 10.60418 mH₂O
790 torr 10.74013 mH₂O
800 torr 10.87608 mH₂O
810 torr 11.01203 mH₂O
820 torr 11.14798 mH₂O
830 torr 11.28393 mH₂O
840 torr 11.41988 mH₂O
850 torr 11.55583 mH₂O
860 torr 11.69178 mH₂O
870 torr 11.82774 mH₂O
880 torr 11.96369 mH₂O
890 torr 12.09964 mH₂O
900 torr 12.23559 mH₂O
910 torr 12.37154 mH₂O
920 torr 12.50749 mH₂O
930 torr 12.64344 mH₂O
940 torr 12.77939 mH₂O
950 torr 12.91534 mH₂O
960 torr 13.05129 mH₂O
970 torr 13.18725 mH₂O
980 torr 13.3232 mH₂O
990 torr 13.45915 mH₂O
1000 torr 13.5951 mH₂O