Housing crisis spurs alternatives to building homes, from 3D printing to walls made from hemp

 Housing crisis spurs alternatives to building homes, from 3D printing to walls made from hemp

Businesses and lawmakers are trying to address the U.S. affordable housing crisis by turning to alternative ways to build homes

DENVER — As Americans struggle under backbreaking rental prices, builders are turning to innovative ways to churn out more housing, from 3D printing to assembling homes in an indoor factory to using…