Petri dish Petri dish A Petri dish (sometimes spelled "Petrie Dish" and alternatively known as a Petri plate or cell-culture dish), named after the German bacteriologist Julius Richard Petri, is a shallow cylindrical glass or plastic lidded dish that biologists use to culture cellssuch as bacteriaor small mosses. Modern Petri dishes usually feature rings and/or slots on their lids and bases so that when stacked, they are less prone to sliding off one another. Multiple dishes can also be incorporated into one plastic container to create a "multi-well plate". While glass Petri dishes may be reused after sterilization (via an autoclave at
Pot With a Lid, Tricolor (16th-15th centuries BC, Karashamb) resembling waves. The lid is round, grooved, decorated by four triangles equally composing a cross image. In the intersection of the wings of the cross, there is a hole. Pot With a Lid, Tricolor (16th-15th centuries BC, Karashamb) Top With a Lid, Tricolor, from the 16th - 15th centuries BC was discovered in Karashamb. It is included in the History Museum of Armenia's collection under the number 3060-200. The pot is in the form of a barrel. The lip is straight, broken, and has two pairs of holes at the edge for hanging. Its surface is black, sealed, polished, and