Dense irregular connective tissue. Dense irregular connective tissue has fibers that are not arranged in parallel bundles as in dense regular connective tissue. Substances formed[edit] This tissue comprises a large portion of the dermis. This type of tissue is also in the protective white layer of the eyeball and in the deeper skin layers.
Definition of VERMICULITE. : any of various micaceous minerals that are hydrous silicates resulting usually from expansion of the granules of mica at high temperatures to give a lightweight highly water-absorbent material.
How to Vermiculite a Pool Bottom. Vermiculite is used to to form the bottoms of vinyl liner swimming pools, according the website of The Schundler Co., a pool contractor. A mix of vermiculite, sand and cement is applied with a trowel to create a smooth bottom that the vinyl liner is placed over.