In the pursuit of achieving net-zero emissions, the competition between battery and hydrogen fuel cell technologies is gaining prominence. The pressure to identify the most efficient and sustainable energy source for electric motors is mounting, particularly with the increasing registrations of electric vehicles in the UK. Both battery and fuel cell technologies are under the spotlight for their environmental benefits and unique challenges. This article delves into the current landscape of battery and fuel cell technologies, emphasizing the importance of materials testing in advancing these systems. Fuel cell technology, dating back to William Grove's invention in 1838, is compared to modern electric batteries invented by Alessandro Volta. Fuel cells offer advantages such as quick refueling and no negative environmental impact during electricity generation. Intelligent Energy, a key player in fuel cell development, is highlighted for its contributions to hydrogen technology through research, collaboration, and rigorous materials testing. The article explains how fuel cells operate, detailing their primary components and the efficiency of transforming chemical energy into electrical energy. Components like bipolar plates, gas diffusion layers, and catalyst layers play vital roles in the functionality of proton exchange membrane fuel cells. The work of Intelligent Energy within the fuel cell industry is underscored, showcasing their efforts to drive innovation and sustainability in hydrogen technology. Overall, the article paints a positive picture of the advancements in battery and fuel cell technologies, with a spotlight on the role of materials testing and industry leaders like Intelligent Energy in propelling the transition towards sustainable energy sources in the race to achieve net-zero emissions.