Cannabis (Marijuana) Withdrawal. By Johnna Medina, M.A. ~ 1 min read. Cannabis withdrawal involves experiencing at least two psychological and one physiological symptom (at least three symptoms total) after stopping heavy and prolonged marijuana use (e.g., daily or almost daily use for the past several months).ome psychological symptoms a person may experience following cannabis abstinence include: 1  Irritability. 2  Anxiety. 3  Depressed mood. 4  Restlessness. 5  Changes in sleeping (e.g., insomnia, fatigue). 6  Changes in eating (e.g., reduced appetite/weight loss).
Bullet resistant, not bullet proof. What most people consider bullet proof are soft vest armor like that worn by police officers. This is typically made of Kevlar, DuPont trademarked fiber. This aramid fiber is incredibly strong with very hig...
These fibers work together to share the force required to stop bullets. Our vests are made out of layer upon layer of High Tensile Strength Polyethylene (HTSP). You may have heard the terms Spectra or Kevlar, HTSP is the generic version of Spectra.These materials were originally created to replace steel belting in tires, so they are very strong.ur vests are made out of layer upon layer of High Tensile Strength Polyethylene (HTSP). You may have heard the terms Spectra or Kevlar, HTSP is the generic version of Spectra. These materials were originally created to replace steel belting in tires, so they are very strong.