Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Health Effects of Vaping Smoking and Tobacco Use CDC HHC vs THC: Understanding the Difference FHE Health The Safety Concerns of Cannabinoid Vaping Products THCP Gummies vs Vape: Onset, Duration, Dosing, and Risks You might have heard of HHC (hexahydrocannabinol) showing up in vapes, gummies, and herbal mixes. It can feel a bit like cannabis, but because it's unregulated the strength and risks