Can't help be reminded of this (awesome) book [1] where a bacterium is engineered to eat PCBs and released in the wild without proper testing, leading to very i

Can't help be reminded of this (awesome) book [1] where a bacterium is engineered to eat PCBs and released in the wild without proper testing, leading to very interesting side-effects. I wonder what byproduct of this digestion would be. I don't want to sound like a luddite but remember BPA? [1] https://en.wikipedia.org/wiki/Zodiac_(novel) https://en.wikipedia.org/wiki/Zodiac_(novel)