WASHINGTON, July 1 : Defense tech startups are repurposing automotive chips and pipes used in fracking - while copying production methods from drugmakers - in an effort to deliver weapons to the Pentagon faster and at lower cost.Soaring demand for rocket motors used to power missiles and other weapons has spu

WASHINGTON, July 1 : Defense tech startups are repurposing automotive chips and pipes used in fracking - while copying production methods from drugmakers - in an effort to deliver…

Soaring demand for rocket motors used to power missiles and other weapons has spurred new thinking about supply chains. Seeking big returns, Silicon Valley-style startups are…