How Stone Was Burned Into Lime!

For viewers interested in well-made tools similar to those seen in this film: KC Tool – Premium German hand tools (US-based supplier) → https://bit.ly/agedskills Discover the nearly lost trade of traditional lime burning in this deep dive into industrial history. Follow a 79-year-old master lime burner with 60 years of experience as he oversees a grueling, multi-day kiln firing in the Eifel region. This video captures the intensive process of turning raw limestone into quicklime, a material once vital for historic mortar, plaster, and agriculture. Witness every stage of this atmospheric Aged Skills demonstration: - The Preparation: Watch the careful stacking of stone and the use of vintage wagon axles as grates to support the rising heat. - The "Sweating" Phase: Learn why the initial fire must be gentle to drive off moisture without shattering the stones. - Sealing the Kiln: See the traditional application of a straw and clay slurry cap, which is then vented using specialized techniques to regulate the draft. - The 1,200°C Burn: Experience the intensity of heavy stoking as the kiln reaches peak temperature, consuming up to 30 cubic meters of firewood over several days. - The "Mellow" Sign: Discover how tradesmen identify finished lime through the appearance of a "rainbow glaze" and the ringing sound of an iron rod. Original Source Material: Buerliche Kalkbrennerei Teil 2 - Brennen des Kalks und Austragen des Ofens Allthagsculturen in Rheinland CC 4.0 Credit Attribution License