Apple has knowingly used child labor for a few years in China, and are alleged to do the same thing in Congo. This is not just them, but the people who hate on FB for being unethical while lauding Apple for being ethical... the cognitive dissonance or willful ignorance is astounding.
https://www.businessinsider.com/apple-knowingly-used-child-l...
https://www.reuters.com/article/us-usa-mining-children-trfn/...