Netizens say kale is heavily treated with pesticides—is it true? Do supermarket kale and kale-based drinks and snacks contain pesticide residues?

网友说羽衣甘蓝会打大量农药，是真的吗？超市卖的羽衣甘蓝及其各种饮料零食等制品，会有农残吗？

A public trend signal observed across 1 source.