Ozone Technologies & Systems (India) Pvt Ltd more commonly known as OTSIL had been promoting the use of Ozone, the most eco-friendly product the world has ever known. OTSIL has been innovative enough to make ozone applications more reliable, economical and user friendly. OTSIL has application expertise in specialized processes such as Ozonolysis, Pulp and Paper bleaching, Pharmaceutical Purified water, etc.