The starfish (commonly as a sea star) is generally found with 5 arms that are attached to a central disc. This central disc is the activity center of the starfish and also contains the mouth of the starfish.he starfish (commonly as a sea star) is generally found with 5 arms that are attached to a central disc. This central disc is the activity center of the starfish and also contains the mouth of the starfish.
The average moisture content of modern softwood timbers in dry buildings is generally in the range of 12â15%, and heating systems may reduce this to a far lower level. There is, therefore, no prospect of a dry rot infestation developing in a building that has been properly designed, constructed, and maintained.
dry rot. 1  a fungous decay causing seasoned timber to become brittle and crumble to powder. 2  a similar fungous disease of plants, fruits, and vegetables. 3  any of various fungi causing such decay.  any internal moral or social decay, thought of as resulting generally from lack of new or progressive influences.