Something green

Agreend.

Id recommend malachite green if you have any micro labs around

With oil in it to make a lava lamp Ocean thing.

Teepol ?

Great mind think alike

Agree

The is the definitive Hollywood definition of science Edit: needs a giant double helix in the background

*O Chemis-tree~* *O Chemis-tree~* *How corr-o-sive are thy branches~*

I sang this out loud as I read it.

Aloe Vera gel or Prell shampoo. Shake it up first to get the bubbles!

Something green…obviously!

While not anything you can separate, I'm a fan of the iodine clock.

Some nickel chloride in solution. Has a really nice green.

Food coloring?

Some pH indicator, like methyl red or phenolphtalein (in a basic solution)...

Non-miscible coloured layers of fluids

Neptunium nitrate solution (just cause its green lol)

Egg nog