Alkali-aggregate Reactions. Some aggregates containing reactive silica will react with the alkalies in cement-sodium and potassium oxides-to form an alkali-silica gel which takes up water and swells. This causes abnormal expansion and map-cracking of the concrete.ome aggregates containing reactive silica will react with the alkalies in cement-sodium and potassium oxides-to form an alkali-silica gel which takes up water and swells. This causes abnormal expansion and map-cracking of the concrete.
Lomustine and prednisone are both a bit immunosuppressive. She may just have a urinary tract infection. UTI's can be brought on by stress, such as being boarded. It may take her a bit longer to get over the infection due to the Lomustine, prednisone and the lymphoma.
Advertisement. Prednisone is a synthetic glucocorticoid that is used to treat a variety of medical conditions such as asthma, severe allergic reactions, inflammatory bowel disease, adrenocortical insufficiency, multiple sclerosis, rheumatic disorders, lupus, nephrotic syndrome, myasthenia gravis, etc.rednisone Side Effects. Prednisone belongs to a class of drugs called corticosteroids. Though the use of this drug can help treat several ailments, certain side effects may also be experienced by the user.