Renewable hydrogen is at the forefront of the energy transition in Europe, with member states exploring its potential as a key element in achieving sustainability goals. As hydrogen becomes increasingly relevant, a focus on safety training for technical personnel working on hydrogen distribution networks is crucial. The European Green Deal places emphasis on hydrogen as a versatile energy carrier with applications in industry, transport, and power sectors, offering a renewable solution for heating challenges in older buildings. Different production methods like green hydrogen, produced through electrolysis, are highlighted for their environmentally friendly attributes. Efforts to repurpose existing natural gas infrastructure for hydrogen delivery are gaining momentum, with successful pilot projects in the UK and the Netherlands showcasing the viability of this approach. These projects aim to establish hydrogen as a safe, comfortable, and cost-effective alternative to traditional natural gas. The unique properties of hydrogen, including its diffusivity, low toxicity, and high flammability, present both opportunities and challenges that require careful consideration. Overall, the growing interest in hydrogen distribution networks signals a positive shift towards sustainable energy practices.