MAD SCIENCE

My best guess:

That grass needs to stay at a warm temperature to survive thrive continue being grass. Its owner became desperate and kludged together this glue gun conduction machine to warm up the water ever so slightly.

Alternative:

He was trying to roast those coffee beans and left it on for too long.

What do you guys think?

This is why Peter Jackson needs the biggest budget the world can provide. ~NSHA

(and good beer)