The Holy Land has become a petri dish for hate, and separating the Israelis and the Palestinians has become nearly impossible.
But Lebanon was a tiny country where the fighting could be contained like a plague in a petri dish.
“Roger basically had a petri dish to see what worked on cable,” Griffin says.
1892, named for German bacteriologist Julius Petri (1852-1922), who first devised it c.1887.
petri dish pe·tri dish (pē'trē)
A shallow circular dish with a loose-fitting cover, used to culture bacteria or other microorganisms.