On the night Britain handed Hong Kong back to China in 1997, the fireworks that filled the harbour sky were designed by a parish priest who mixed his formulas in a garden shed. The Reverend Ronald Lancaster, the Anglican clergyman and self-taught chemist known in his trade as the Master Blaster Pastor, died on October 18, 2026, at the age of 95, more than six decades after a schoolboy hobby in Yorkshire grew into Britain's last surviving fireworks factory.

He was born on March 9, 1931, in Huddersfield, where he built his first rocket as a child. His mother died when he was two and he was raised by an aunt while his father worked as an engineer. After Almondbury Grammar School he read Hebrew, psychology and religious studies at Durham University, took a Master's degree in theology, and trained for the priesthood at Cuddesdon Theological College in Oxford, interrupting his studies for National Service in the Army, where he rose to acting Sergeant. Ordained in 1958, he served curacies at Morley, near Leeds, and at St Peter's, Harrogate, according to The Telegraph.

In the early 1960s he arrived in Cambridgeshire to become chaplain and chemistry master at Kimbolton School, where he taught until 1988. He turned a garden shed into a fireworks research laboratory as a hobby, and in 1964 founded Kimbolton Fireworks, which grew from that shed into a factory in the nearby village of Stonely. By the late 1970s his displays were drawing national attention, and in 1977 he advised on the pyrotechnics for the Queen's Silver Jubilee, the first of more than 25 royal and state occasions he would go on to light up.

The honors followed the work. The Royal Society of Chemistry made him an Honorary Fellow in 1983, and in 1991 he won first prize in an international competition for advances in firework chemistry. He was appointed MBE in the 1993 New Year Honours for services to the industry, and in 2013 the society returned to Kimbolton School to unveil a blue plaque recognizing more than fifty years of his pyrotechnic research.

His two most remembered commissions came within two years of each other. In 1995 he served as chief adviser for London's commemoration of VJ Day, a Thames spectacle built from roughly 18 tonnes of fireworks fired from five barges. Two years later he supervised the British display over Hong Kong Harbour for the 1997 handover ceremony, choreographing the pyrotechnics that marked the end of British rule before a global television audience. By 2000, the company he still ran from Cambridgeshire was mounting more than 250 displays a year across the country, and its later commissions included the opening and closing ceremonies of the London 2012 Olympics, Edinburgh's Hogmanay, Dublin's St Patrick's Day festival, and the Mayor of London's New Year's display at the London Eye, as the Wisbech Standard reported.

Lancaster stayed on as managing director until 2006, then chairman until the firm was sold in 2019. It ceased trading soon after, undone by falling sales and rising costs, with ten jobs lost, the Hunts Post reported at the time. In 1972 he had also written Fireworks: Principles and Practice, a reference text that reached a fourth edition in 2006.

He married Kathleen (Kath) Smith in 1966; she became senior mistress at Kimbolton School and died in 2013. He is survived by their daughter, Jane, an educationalist, and their son, Mark, who worked as a director of the family firm before his own career as a Conservative MP and was made a life peer, Lord Lancaster of Kimbolton, in 2020.

What Ronald Lancaster leaves is unusually concrete for a man of fireworks: a textbook pyrotechnicians still consult, a blue plaque on the wall of the school where he taught chemistry and kept his collar, a village firm whose name is still sold under new owners, and a title in the House of Lords drawn from the village where he built his shed laboratory into a national industry. He spent a lifetime in two vocations that most people would never think to combine, and he made each one better for the other.