Sulphuric Acid (Oil Of Vitriol). - Its Discovery. - How Adulterated. - How to Test it. - In Solid Form. - Muriatic Acid. - When it can be used with Profit. - How to Handle Acid. - The Trunnion. - Acid Dispenser. - The Tilting Stand. - Carboy Tilt. - Acid Syphon. - Lead-lined Acid Cistern. - Sulphuric Acid Tap. - By-Products: The Residue from the Generator.