Push or pull me, I always return the same. Boil meat for too long, It becomes like me.

I sound like the very last thing you’ll do on Earth - or a deciding game piece However, my spelling specifies my use for creating rich color in many industries

Smooth, buttery and precious, Gifted to adorn, Or adorning a gift. You sleep soundly in my arms

Physicians scatter at my dawn approach, though I've never held a degree. While my bite doomed paradise and a princess. Discord's golden trophy shares my name. What am I?

Of all the inventions that have been made over the years, I am generally considered to be the most remarkable. What am I?