Page:The Art of Distillation, 1651.djvu/40

16 22. It will be neceary that thou know all such intruments that thou halt ue about thy furnace and glaes, whereof ome are already expreed, and ome more hall be here decribed. A, Signifies an iron rod with two iron rings at the ends thereof, which mut be heated red hot and applyed to that part of the glae which thou wouldet break off. When thou hat held it there o long till the glae be very hot, then take it off, and drop ome cold water, where thou wouldet have it break off, and it will preently crack in under. Thee rings are for uch glaes as will goe into them : Thou mut have divers of this sort, even of all izes.  B, An iron hook which must be heated hot and applyed to any great glae that will not goe into a ring, this hook hath a wooden handle. C, ''A paire of tongs which are for divers ues.  D, A crooked iron to rake betwixt the grates to clear them.  E, An iron rake to rake the ahes out of the ah hole.'' A thread dipt in melted brimtone and tyed about a glas, and then fired, may erve in tead of the iron rings, and the hook. Com.