The recalled products may not fully seal shut and may be contaminated with one of "the most lethal substances known," according to WHO.

Tuna sold in 26 states and in Washington, D.C., was recalled over concerns that it may have been contaminated. The stores affected include Trader Joe’s, Genova, Van Camp’s and H-E-B.

Tri-Union Seafoods is recalling certain canned tuna products sold at Costco, H-E-B, Kroger, Trader Joe’s, Walmart and other stores.