Question

In 1831, the British vinegar merchant Peregrine Phillips patented a more economical process for producing sulfur trioxide and concentrated sulfuric acid, now known as the___________.

• A. vitrol process
• B. leblanc process
• C. vinegar process
• D. contact process

Answer 1

The correct option is D contact process

In 1831, the British vinegar merchant Peregrine Phillips patented a more economical process for producing sulfur trioxide and concentrated sulfuric acid, now known as the contact process. Essentially all of the world's supply of sulfuric acid is now produced by this method.