Trans Fats or Hydrogenated Fats. Trans fats are actually unsaturated fats, but they can raise total and LDL (bad) cholesterol levels while also lowering HDL (good) cholesterol levels. Trans fats are used to extend the shelf life of processed foods, typically cookies, cakes, fries and donuts.rans Fats or Hydrogenated Fats. Trans fats are actually unsaturated fats, but they can raise total and LDL (bad) cholesterol levels while also lowering HDL (good) cholesterol levels. Trans fats are used to extend the shelf life of processed foods, typically cookies, cakes, fries and donuts.
High-efficiency particulate arrestance (HEPA), also sometimes called high-efficiency particulate arresting or high-efficiency particulate air, is a type of air filter.
HEPA Definition. HEPA stands for High Efficiency Particulate Arrestance. The âarrestanceâ term is sometimes referred to as âairâ. So, High Efficiency Particulate Air. HEPA is just a type of air filter. HEPA filter media is commonly made from synthetic fibers and in some cases glass fibers.