3. Tell in your own words the story of the development
of the soda industry. Page 344.
4. Name three important industries which grew out of
the soda industry. Page 346.
5. Give an example of how science has led the way for
industry. Page 348.
6. What are the great achievements before the chemistry
of the future? Page 350.
The Producer-Gas Power Plant.
1. What was the drawback to the early development of
the gas engine? Page 353.