Portable Classroom Average Costs. Portable classroom trailers are far less expensive than modular buildings. They can be leased for anywhere from $100 to $500 per month and purchased from $15,000 to $45,000. Keep in mind that you'll have to pay several thousand upfront for delivery and setup.
Bad Breath (Chronic) in Dogs. Halitosis in Dogs. Halitosis is the medical term used to describe an offensive odor that comes from the mouth, producing bad breath. A number of causes may be responsible for this condition, notably periodontal disease, a disease resulting from bacteria in the mouth. Bacteria is also associated with plaque and cavities.
Sometimes smelling the ground or rolling a ball around with his nose can cause a dog to pick up debris that can adhere to nose and dry-up. Illnesses like distemper, parvovirus, allergies, or an upper respiratory infection can cause a dog's nose to become runny, and the mucous build-up can become dry and crusty. Conditions like lupus and hypothyroidism can cause crusting of the nose as well.