The Biltmore Estate is a French Renaissance-style mansion near Asheville, North Carolina, built by George Washington Vanderbilt II between 1889 and 1895. It is the largest privately-owned in the United States, at 175,000 square feet and featuring 250 rooms.
A triiodide (I 3 â) solution formed by mixing iodine and iodide (usually from potassium iodide) is used to test for starch; a dark blue color indicates the presence of starch.
Catalase test: The catalase test is used to differentiate some bacterial species. The test is done by placing a drop of hydrogen peroxide on a microscope slide. Using an applicator stick, a small portion of a colony is then added to a drop of hydrogen peroxide drop.