People choose THC-free broad-spectrum CBD to avoid intentionally added THC...

https://romeo-wiki.win/index.php/Broad-Spectrum_CBD_vs._Full-Spectrum_CBD:_Which_One_Is_More_Common_in_Pharmacies%3F

People choose THC-free broad-spectrum CBD to avoid intentionally added THC while keeping other hemp compounds. Trace amounts can still matter for drug tests. Check a batch-specific COA, and ask the testing provider what its screen detects.