444
Largest Farm to Grow Crops Under Solar Panels Proves To Be A Bumper Crop For Agrivoltaic Land Use
(site.extension.uga.edu)
This is a most excellent place for technology news and articles.
most electronics have lead, i think thatd be the main thing .
Not really. Not for the last 20 years.
https://en.wikipedia.org/wiki/Restriction_of_Hazardous_Substances_Directive