Kitty litter that is made from clay or bentonite is slightly radioactive. GK Hart/Vikki Hart, Getty Images Cat litter is sufficiently radioactive that it can set off radiation alerts at international border checkpoints. Actually, it's not all cat litter you need to worry about -- only the stuff made from clay or bentonite.
Deep folliculitis is usually more severe. Follicles are densest on your scalp, and they occur everywhere on your body except your palms, soles, lips and mucous membranes. Damaged follicles are at risk of infection. The most common causes of follicle damage are: Friction from shaving or tight clothing.
Also, avoid shaving too close to the skin to prevent damaging the hair follicles which can cause infected ingrown hair cysts. 2. Acne . Cystic acne is the other possible cause of infected ingrown hair. Acne is a common skin condition characterized by red bumps on face. Acne is known to cause red spots, oily skin, and sometimes hot or painful skin.