Micrometer (µm): The micrometer, also known as the micron, is equal to one one-millionth of a meter (0.000001 meters). It is used in scientific research, especially in fields like microscopy and nanotechnology.
Yard: The yard is a unit of length used in the United States and the United Kingdom. It is equal to three feet or 0.9144 meters. Yards are often used in construction and landscaping.