The decision to found Silo with their work in polystyrene, though, turned out to be rather impractical: They couldn’t buy the granules used to make it in small enough quantities, and no industrial supplier wanted to help them. “We were calling companies and telling them what we wanted to do and they were all saying, ‘It’s too dangerous!’” Jablite—in whose southeast London factory, above, their studio now resides—was the first company to take a chance on them.