The ceramic Heart rod is produced from a porous white glazed ceramic. A plastic ring comprised of polypropene sits beneath the tank. There is certainly an o-ring created from a silica gel compound that assists seal the ceramic rod in the plastic ring at The bottom of the cartridge. https://buy-delta-8-vape-carts30639.digiblogbox.com/52476881/facts-about-marijuana-edibles-near-me-delivery-revealed