Looks like it just depends on the lab. Heavy metals soil testing seems to be a thing that exists. Here's one such company: https://rxsoil.com/metals https://rxs

Looks like it just depends on the lab. Heavy metals soil testing seems to be a thing that exists. Here's one such company: https://rxsoil.com/metals https://rxsoil.com/metals This PDF about testing soils from urban farms in Baltimore also looks interesting: https://clf.jhsph.edu/sites/default/files/2019-03/suh-soil-testing-guide-2019.pdf https://clf.jhsph.edu/sites/default/files/2019-03/suh-soil-t...