Not outside, and not with things I happen to have around the house,
but it's easy to produce in a properly equipped laboratory.
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285 K?
25 degrees Celsius = 298.15 kelvin[K] = [°C] + 273.15
273.16 deg K = 0.01 deg C
K = 273.15 + C K = 273.15 + -25 K = 248.15
25 kilometres = 15.5 miles