The gases ethylene and acetylene (used in torches for welding steel) have been found on the planet:
Statement 1: Mercury, Venus, Earth and Mars are known as inner planets. They have less number of moons or no moons.
Statement 2: Jupiter, Saturn, Uranus and Neptune are known as outer planets. They have large number of moons and all have a ring system around them.
Which of the following is used for the production of oxy-acetylene flame for welding and cutting metals?