Which technology was first introduced in Galveston in 1878?

Question: Which technology was first introduced in Galveston in 1878?

The galveston was the first city in Texas to have gas lights in1856 and electric lights in 1883 . The first telephone was  installed in Galveston city. In 1878 the technology of the time was introduced to Galveston. The first electric streetcars were put into service on streets of Galveston city.