Devblog 12: Heating Vat temperatures and Resin processing
The March 21, 2024 announcement introduces the 
Heating Vat for boiling, brewing and melting ingredients. Water and combustible fuel are required, while the temperature over the process affects the quality of the result.
Match the heat to the recipe
Different recipes have different ideal temperatures. Bellows extend the reachable heat, making some higher-quality materials possible. 
Crude Resin is harvested with a knife and processed into 
Rosin for equipment such as shields. Homesteads also gain interiors so early household beds and other structures need not wait for a separate house.