decrepitate

• Veralteter Fachbegriff (besonders in Alchemie und Chemie): beim Erhitzen knackende oder knisternde Geräusche von sich geben bzw. eine Substanz (meist ein Mineral oder Salz) so erhitzen, dass sie zu knacken beginnt oder aufhört zu knacken.

An obsolete verb meaning to crackle or to roast (a substance, typically a mineral or salt) until it crackles or stops crackling, often used in historical alchemical or chemical contexts.

1. To crackle when heatedC2formaltechnical

   To make a crackling sound when heated, especially due to the expansion and bursting of crystals or moisture.

   Beim Erhitzen knistern

   • The salt decrepitated violently when thrown into the fire.
   • As the mineral was heated, it began to decrepitate with a sharp sound.
   • The chemist observed the sample decrepitate in the crucible.

   Synonymecracklepopsnapsputter

2. To roast until crackling stopsC2formaltechnical

   To roast or calcine a substance until it stops making a crackling noise, indicating the removal of moisture or volatile components.

   Kalzinieren bis zum Aufhören des Knisters

   • The technician decrepitated the ore to prepare it for analysis.
   • They decrepitated the saltpeter to purify it for gunpowder.
   • The process involves decrepitating the mineral until the crackling ceases.