The following letter is addressed to Simple Green, the "concentrated non-toxic, biodegradable, all-purpose cleaner." Dear Mr. Green, I recently purchased your product in both the spray bottle and the ...

Last week's article about my unsuccessful attempts to find out why the cleaner Simple Green called itself "non-toxic" then warned that it could irritate the eyes, and why they made the mixing ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...