It seems very unlikely that large portions of the nebula were heatedto such extreme temperatures, and huge nebula areas could not possibly have lost heat so fast.
星云的大部分都被加热到如此极端的温度似乎是不太可能的，而巨大的星云区域不可能这么快就失去热量。
2
Heatedto the boiling point of water, the plastic melts.
加热到水沸点的时候，塑料会融化。
3
The samples were heatedto 70 degrees Celcius for 24 hours.