he just let the air in the tube out to be filled with liquid and become the same color as it's surroundings, wow, enjoy.
Posted by Guest on Fri 09 Oct 2015 03:30:48 PM UTC
Not the color, it changed the index of refraction so the light got bent to the side where the beaker walls can't bend it back far enough for you to see it
Posted by Guest on Sun 11 Oct 2015 03:06:39 AM UTC
Actually he just poured glycerin in it.
Posted by Guest on Sun 25 Oct 2015 03:35:47 PM UTC