British scientists have developed simple ways for those in danger areas to make complex medical equipment quickly

Two shattering events played a critical role in British scientists’ efforts to develop technology that could transform the treatment of people who suffer traumatic injuries in wars or disasters.

The first was the blast that devastated Beirut on 4 August 2020, when a vast store of ammonium nitrate exploded in the city, killing more than 200 people and injuring 7,000. The second was Russia’s invasion of Ukraine, which has left hundreds of thousands of casualties have been inflicted since war erupted there in February 2022.