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Engineering ToolBox > Ethanol Freeze Protected Water Solutions
| Freezing Point | ||||||||||||
| Ethanol Concentration (% by volume) | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | |
| Temperature | (oF) | 32 | 25 | 15 | 5 | -10 | -25 | -35 | -55 | -75 | -110 | -175 |
| (oC) | 0 | -4 | -9 | -15 | -23 | -32 | -37 | -48 | -59 | -73 | -115 | |
The flash point of a chemical is the lowest temperature where it will evaporate enough fluid to form a combustible concentration of gas. The flash point is an indication of how easy a chemical may burn.
| Flash Point | ||||||||||||
| Ethanol Concentration (% by volume) | 5 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 96 | |
| Temperature | (oF) | 144 | 120 | 97 | 84 | 79 | 75 | 72 | 70 | 68 | 63 | 63 |
| (oC) | 62 | 49 | 36 | 29 | 26 | 24 | 22 | 21 | 20 | 17 | 17 | |