One of the world’s oldest building and most sustainable building materials is making a comeback in the U.S., reports CNBC’s Bob Woods. When mixed with lime and water, hemp produces a natural concrete that is about an eighth lighter than traditional concrete. While it isn’t load-bearing, it does offer a green, moisture- and mold-resistant alternative to fiberglass insulation, foam, concrete, and wood. Woods reports:
Now that several states have legalized the use of marijuana for some recreational and medicinal purposes, a big untapped market is emerging for cannabis to be used as a building tool. Across America a grassroots effort is underway among builders, architects, material suppliers and farmers to renew this fledgling market.
This effort could be helped by a new bill introduced by Senate Majority Mitch McConnell last week, which would remove industrial hemp from Schedule I of the Controlled Substances Act. If passed, the Industrial Hemp Farming Act of 2018 would remove regulatory barriers and encourage access to federal research funding for hemp.Read More