<Tr> <Td> Ethane </Td> <Td> 7001898900000000000 ♠ 89.89 K (− 183.26 ° C) </Td> <Td> 6999800000000000000 ♠ 8 × 10 kPa (7.9 × 10 atm) </Td> </Tr> <Tr> <Td> Ethanol </Td> <Td> 7002150000000000000 ♠ 150 K (− 123 ° C) </Td> <Td> 6996430000000000000 ♠ 4.3 × 10 kPa (4.2 × 10 atm) </Td> </Tr> <Tr> <Td> Ethylene </Td> <Td> 7002104000000000000 ♠ 104.0 K (− 169.2 ° C) </Td> <Td> 7002120000000000000 ♠ 0.12 kPa (0.0012 atm) </Td> </Tr> <Tr> <Td> Formic acid </Td> <Td> 7002281399999999999 ♠ 281.40 K (8.25 ° C) </Td> <Td> 7003220000000000000 ♠ 2.2 kPa (0.022 atm) </Td> </Tr>

What is the temperature at which the substance can be both in the solid and the liquid phase