Legal THC vape rules need tightening: Here's why. Leafly Stores sell supplies for fake, maybe dangerous, cannabis vapes Los Angeles Times Are Disposable THC Vape Pens Safe for Your Health? Toxic metal particles can be present in cannabis vapes even before the first use American Chemical Society Are THC Vape Pens Legal in Texas After the Veto? Here's What You Need to Know Texas Defenders THC vapes banned in Texas. Shops say customers drained their supplies ahead of the ban, and now retailers are bracing for impact.