All I can say is this… the Klean Strip paint thinner is not available in California
but you can pull up the Safety Data Sheet (SDS) from the Home Depot website https://images.thdstatic.com/catalog/pdfImages/38/38f67187-cf0a-42c7-b0ab-171cb34da1df.pdf
A few snippets:
Ok looks like some nasty nasty chemical hazards. I don’t know what it means and stopped asking my daughter questions after she gave me the same high-level environmental reasons that I posted above.
Anyways the list of hazards goes on and on… Lets skip ahead to the formulation:
Stoddard solvent and Benzene.
Now compare that to the California approved version: https://images.thdstatic.com/catalog/pdfImages/a3/a3c3c710-d521-48a9-b8ec-98b9c73502e6.pdf
with only one hazardous condition listed:
a lot shorter than the real deal. And ingredients:
Well its clearly not the same as the Stoddard solvent + Benzene formulation.
That’s really the only thing I learned on Saturday when looking stuff up.