Air Liquide boosts FY25 net profit to €3.52 billion, demonstrating efficiency despite revenue decline.

However, the company's revenue for the same period saw a decline year-over-year. The article highlights that despite the revenue decrease, the net profit increased, indicating improved profitability or cost management.

The specific details regarding the reasons for revenue decline and the drivers of profit growth are not elaborated in the provided snippet, but the overall financial performance for FY25 shows a positive trend in net profit.