Cats Protection's 90th Birthday. The National Cat Adoption Centre will be celebrating Cats Protection's 90th Birthday on ... Feline Art Exhibition raises cash for cats. Cats Protection is pleased to announce that, in conjunction with the Society of Feline Artists, they...
I. Definition (1-3-1) A. Ventilation is the controlled removal of smoke, heat, and gases and the replacement with fresh air. B. Ventilation contributes directly to accomplishment of basic fire fighting objectives by. 1. Reducing danger to trapped occupants and extend time for rescue operations.
A chimney is a structure that provides ventilation for hot flue gases or smoke from a boiler, stove, furnace or fireplace to the outside atmosphere. Chimneys are typically vertical, or as near as possible to vertical, to ensure that the gases flow smoothly, drawing air into the combustion in what is known as the stack, or chimney effect.