"Drebbel conceiv’d, that 'tis not the whole body of the Air, but a certain Quintessence (as Chymists speake) or spirit…"

"If... too much blood is supplied to the brain, congestion of the vessels takes place, and irregularity in its action …"

"Californium-252 (Cf-252) is a radioactive chemical element that was discovered in 1950 at the University of Californi…"

"...let us rather choose Arm'd with Hell flames and fury all at once O're Heav'ns high Towrs to force resistless way, …"

"There are several ways of performing Tas'id, (a rising up) in the (the sublimatory apparatus), and the substances whi…"

"There is another type of exploding supernova that also seeds the Galaxy with elements. This is the . This explosion i…"

"Proposals for chemical weapons that arose during the American Civil War are described. Most incendiary and all biolog…"

"From this theoretical structure of nature evolved the assumptions upon which alchemy was based: the unity of the univ…"

"If you prudently desire to make our elixir, you must extract it from a mineral root. For as Geber saith, you must obt…"

"The natural principles in the mines are mercury and sulphur. All metals and minerals whereof there be sundry and dive…"