![Still using knots, nautical miles, inches of Hg. Is that impossible to switch to SI units? - Aviation Stack Exchange Still using knots, nautical miles, inches of Hg. Is that impossible to switch to SI units? - Aviation Stack Exchange](https://i.stack.imgur.com/eXAvh.png)
Still using knots, nautical miles, inches of Hg. Is that impossible to switch to SI units? - Aviation Stack Exchange
![BigMouthFrog Vintage Poster Beaufort Scale Conversion of Speed and Wind Force in km/h and Knots – Wall Decoration : Amazon.co.uk: Home & Kitchen BigMouthFrog Vintage Poster Beaufort Scale Conversion of Speed and Wind Force in km/h and Knots – Wall Decoration : Amazon.co.uk: Home & Kitchen](https://m.media-amazon.com/images/I/71RBw0WbwwL._AC_SL1414_.jpg)
BigMouthFrog Vintage Poster Beaufort Scale Conversion of Speed and Wind Force in km/h and Knots – Wall Decoration : Amazon.co.uk: Home & Kitchen
![Units Conversion 2.24 mile/hr = 1 meter/sec 1 gallon = 3.79 liters 1 knot = 1.69 ft/sec 1 ml = 6.8 X 10-2 tablespoons 1 mile = 1.61 km 2.2 lbs = 1 kg ppt download Units Conversion 2.24 mile/hr = 1 meter/sec 1 gallon = 3.79 liters 1 knot = 1.69 ft/sec 1 ml = 6.8 X 10-2 tablespoons 1 mile = 1.61 km 2.2 lbs = 1 kg ppt download](https://slideplayer.com/9039268/27/images/slide_1.jpg)