Growth in strategic markets, solid price cost inflation recovery, continued productivity gains from efficiency projects and the positive impact of restructuring activities contributed to a 23.3% year-on-year increase in earnings before interest and taxes for JSE-listed African Oxygen (Afrox) in the 2019 financial year. CEO Schalk Venter on Wednesday said the company was focusing more on valuable shareholder returns and cash optimisation and that this had continued to pay off for the company.