Surgicel is a hemostatic agent (blood-clot-inducing material) made of an oxidized cellulose polymer (the unit is polyanhydroglucuronic acid), manufactured by the Ethicon subsidiary of Johnson And Johnson. It was introduced into clinical practice in 1947. It is used to control post-surgical bleeding.
Multi Stage: (More than one level of heating or cooling) Multi Stage heating means that you have two levels of heat in your home. You will perhaps have a furnace and another method of heat like a solar panel. The second level of heat is commonly referred to as an emergency heat setting.
HVAC equipment manufacturers, or private software companies. The heating and cooling load calculations rely on the size and type of construction for each. component of the building envelope, as well as the heat given off by the lights, people, and. equipment inside the house. If a zoned heating and cooling system is used, the loads in each zone. should be calculated separately.