CFCs are a smuggler's dream: odourless and colourless, they can be used in everything from air-conditioners to foam, and their replacements never quite match up to them.
These days, when the divorced father of five is not whipping up a caramel macchiato or perfecting his latte foam, he's sweeping floors and scrubbing toilets.
In 2009, the company shed weight from its foam hot cup and plastic cold cup which reduced the amount of cup waste winding up in land fills by 4.6 million pounds per annum.
The rest of the vertical column is made from a material called syntactic foam - a solid made mostly of hollow "microballoons" - giving it enough buoyancy to float back up.