Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
To prevent the mouse from climbing on top, the height of the cup can be extended by attaching the bottom of a 400 ml plastic beaker. This cup is extended by 3.75 cm to a total height of 14.6 cm. A height of at least 14 cm is typically sufficient to prevent a mouse from perching on top.
