Adhesives are means of securing two surfaces together. They may be sold in solid, liquid, powder, or film form. Common types of adhesives include: Animal or Fish Glues -primarily for indoor use where temperature and humidity do not vary greatly -may be weakened when exposed to heat or moisture -made from boiling down bones Casein Glue -made from milk protein and is sold as a powder that is mixed with water just before being used …showed first 75 words of 445 total…

…showed last 75 words of 445 total…cracks in surfaces such as around a door and window openings -have good adhesion and remains flexible over a wide range of temperatures -Dry on the exterior to form a tough, elastic surface while remaining tacky on the inside Glazing compounds -similar to caulking compounds except that they are used to seal glass in sash or window openings Joint Sealants -used to provide weatherproof joints where movement might occur -have greater elasticity than caulking compounds