Featured in the EXARC Journal

Ancient Technology

The Role of Saltmarsh Plants in Iron Age and Roman Salt Production in the Thames Estuary, UK

Edward Biddulph (UK)
Analysis of plant remains and soils collected during excavations of the Iron Age and Roman Period salt production site at Stanford Wharf Nature Reserve on the coast of Essex have shown that saltmarsh plants and adhering sediments had been used as fuel to evaporate brine and crystallise the sea salt.

Experiments on Possible Stone Age Glue Types

Werner Pfeifer and
Marco Claußen (DE)
These experiments cover the making and testing of several possible glue types that might have been used in the hunter and gatherer period of the European Stone Age. Glue types produced in these experiments are: 1. Birch bark tar and pitch, 2. Pine wood tar and pitch, 3. Pine resin / wax glue, 4. Pine resin / wax / charcoal glue, 5. Hide glue and 6. Blue Bell glue...