Gasoline engines allowed the development of automobiles and trucks, which provide personal travel and simplify transportation for goods and services. Small gasoline engines power recreational vehicles (snowmobiles, jet skis, ATV's) as well as garden tools and emergency generators.
The conditioner was and improved invention. Someone made it and then another person made it more advanced.
Well, we are able to travel greater distances with fuel than we could before, although the invention of cars and airplanes have more to do with it than fuel perhaps. This form of fuel is certainly easier to use than some coal and steam fuels in the past, but again, that could be the industry that rose up around the choice.
How recent technological invention is have improved weather observing?
One invention that improved safety were automatic car couplers and railroad air brakes.
the answer is me
wheels
it has improved peoples lives so that they can live.
telegraph
guisseppeee
The Improved Ironing board
The gasoline engine.
the changes in transportation improved