Multiple choice

For street lighting, when and where coal gas is used in first time?

  1. London in 1820

  2. New york in 1820

  3. London in 1810

  4. Pennsylvania in 1830

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Coal gas was used for street lighting in London for the first time in 1810, and in New York in 1820.