Skip to main content
Back to Show
PBS News Hour

How safe is super-concentrated marijuana?

Now legal in eight states, there are unanswered questions about the impact of recreational marijuana on public health. To maximize potency, pot can be purified for maximum THC, its psychoactive ingredient. But a lack of research and restrictions on these very high concentrations is raising concerns. Special correspondent John Ferrugia of Rocky Mountain PBS reports.

Support Provided By
Season
November 14, 2024 - PBS News Hour full episode
57:46
November 14, 2024 - PBS News Hour full episode
November 13, 2024 - PBS News Hour full episode
57:46
November 13, 2024 - PBS News Hour full episode
November 12, 2024 - PBS News Hour full episode
57:46
November 12, 2024 - PBS News Hour full episode
November 11, 2024 - PBS News Hour full episode
57:46
November 11, 2024 - PBS News Hour full episode
November 10, 2024 - PBS News Weekend full episode
26:45
November 10, 2024 - PBS News Weekend full episode
November 9, 2024 - PBS News Weekend full episode
26:45
November 9, 2024 - PBS News Weekend full episode
November 8, 2024 - PBS News Hour full episode
57:46
November 8, 2024 - PBS News Hour full episode
November 7, 2024 - PBS News Hour full episode
57:46
November 7, 2024 - PBS News Hour full episode
November 6, 2024 - PBS News Hour full episode
57:46
November 6, 2024 - PBS News Hour full episode
November 5, 2024 - PBS News Hour full episode
56:58
November 5, 2024 - PBS News Hour full episode
November 4, 2024 - PBS News Hour full episode
57:46
November 4, 2024 - PBS News Hour full episode
November 3, 2024 - PBS News Weekend full episode
26:44
November 3, 2024 - PBS News Weekend full episode
Active loading indicator