Complex sentence: In the 1890s the invention of Agamassan allowed the safe bottling of acetylene and refrigeration compression cycles were further developed to enable the liquefaction of air allowing larger quantities of oxygen production.
Split into simpler sentences: In the 1890s the invention of Agamassan allowed the safe bottling of acetylene. Refrigeration compression cycles were further developed to enable the liquefaction of air allowing larger quantities of oxygen production.