Ceration — is a chemical process, a common practice in alchemy. Pseudo Geber s Summa Perfectionis tells us ceration is the mollification of an hard thing, not fusible unto liquefaction and stresses the importance of correct humidity in the process. [1]… … Wikipedia
Ceration — Cération La cération est un processus chimique assez commun en alchimie. En effet, c est l un des douze procédés alchimiques vitaux communément acceptés. Principe de la cération : ajouter continuellement un liquide à une substance pendant sa … Wikipédia en Français
Ceratĭon — (v. lat.), 1) Überzug eines Körpers mit Wachs; 2) Ertheilung von wachsartiger Consistenz durch Feuer od. Auflösung … Pierer's Universal-Lexikon
Cération — La cération est un processus chimique assez commun en alchimie. En effet, c est l un des douze procédés alchimiques vitaux communément acceptés. Principe de la cération : ajouter continuellement un liquide à une substance pendant sa cuisson… … Wikipédia en Français
ceration — … Useful english dictionary
Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances … Wikipedia
Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… … Wikipedia
Timeline of historic inventions — The timeline of historic inventions is a chronological list of particularly important or significant technological inventions. Note: Dates for inventions are often controversial. Inventions are often invented by several inventors around the same… … Wikipedia
Alchemical symbol — Alchemic symbols, originally devised as part of the protoscience of alchemy, were used to denote some elements and some compounds until the 18th century. Note that while notation like this was mostly standardized, style and symbol varied between… … Wikipedia
Alchemy and chemistry in medieval Islam — Alchemy and chemistry in Islam refers to the study of both traditional alchemy and early practical chemistry (the early chemical investigation of nature in general) by scholars in the medieval Islamic world. The word alchemy was derived from the… … Wikipedia