UNLIMITED Audiobooks and eBooks

Over 40,000 books & works on all major devices

Get ALL YOU CAN for FREE for 30 days!

A System of Instruction in the Practical Use of th

Anonymous

How does All You Can Books work?

All You Can Books gives you UNLIMITED access to over 40,000 Audiobooks, eBooks, and Foreign Language courses. Download as many audiobooks, ebooks, language audio courses, and language e-workbooks as you want during the FREE trial and it's all yours to keep even if you cancel during the FREE trial. The service works on any major device including computers, smartphones, music players, e-readers, and tablets. You can try the service for FREE for 30 days then it's just $19.99 per month after that. So for the price everyone else charges for just 1 book, we offer you UNLIMITED audio books, e-books and language courses to download and enjoy as you please. No restrictions.

Book Excerpt: 
. . .The salts of antimony and zinc are thus reduced; also the sulphate of cadmium. The sublimate of the latter, although in appearance not unlike that of arsenic, can easily be distinguished by its brighter color. It is, in fact, the rich yellow of this sublimate which has led artists to adopt it as one of their most valued pigments.

2. EXAMINATIONS IN THE OPEN TUBE.

Go to TOC

The substance to be operated upon should be placed in the tube, about half an inch from the end, and the flame applied at first very cautiously, increasing gradually to the required temperature. The tube, in all these roasting operations, as they are termed, should be held in an inclined position. The nearer perpendicular the tube is held, the stronger is the draught of air that passes through it. If but little heat is required in the open tube operation, the spirit-lamp is the best method of applying the heat. But if a greater temperature is required, then recourse mu. . . Read More