Eversheds new technique allows researchers to directly radiocarbon date animal fat residue on pottery. His team is able to isolate compounds from samples of pottery that weigh as little as two grams and to detect the minuscule amount of fatty-acid carbon remaining in the residues left by milk, cheese, or meat.

How do you identify Roman pottery?

Pottery is usually the most common find and potsherds are more stable than organic materials and metals .Roman Pottery (43 – C. 410 AD)Fine red pottery with a glossy red slip. The slip is made of very fine clay mixed with water. The pottery is fired in an oxidising kiln and turns red.More items •20 Feb 2021

How do you identify pieces of pottery?

Ceramic objects are often identified by their marks. Marks like the Chelsea anchor or the crossed-swords of Meissen are well known (and were often pirated), while the significance of others is uncertain. One such mysterious mark is the capital A found on a rare group of 18th-century British porcelains.