Butane boils at -1C and melts at -140C. Therefore, at -4C it is a liquid.
between gas mark 3 and 4.
its 140c daily on saturn
Gas mark 4.
gas mark 4
140°C equals 284°F
The equivalent gas mark would be 4, although all ovens vary so check the documentation that came with your own to be certain.
4-5 gas Mark
4-5 gas Mark
300-450 Degrees (Fahrenheit) on a Gas BurnerThe temperature varies according to which setting is being used, eg275 Degrees Fahrenheit at Gas Mark One300 Degrees Fahrenheit at Gas Mark Two325 Degrees Fahrenheit at Gas Mark Three350 Degrees Fahrenheit at Gas Mark Four375 Degrees Fahrenheit at Gas Mark Five400 Degrees Fahrenheit at Gas Mark Six425 Degrees Fahrenheit at Gas Mark Seven450 Degrees Fahrenheit at Gas Mark Eight
lowest -140c highest +20c
I'm guessing you mean 350F, which is gas mark 4.