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 Oct 9 15:30:48 2015

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 Oct 11 03:06:39 2015

Actually he just poured glycerin in it.

Posted by Guest on Sun Oct 25 15:35:47 2015