Zymologia physica, or, A brief philosophical discourse of fermentation, from a new hypothesis of acidum and sulphur whereby the phœnomena of all natural hot-baths, the generation of minerals, the production of many acidulæ or spaw-waters, the grand apparances [sic] of heat, fire, and light ... are solv'd from the intestine duellings and inward collisions of the foresaid principles : whereby also various other subterraneal phœnomena ... are from the same doctrine of fermentation genuinely solv'd : with an additional discourse of the sulfur-bath at Knarsbrough / by W. Simpson ...