The egg is the largest cell in the human body and contains a high amount of water. When the egg is frozen, the ice crystals that form can destroy the integrity of the cell. To prevent this, the egg must be dehydrated prior to freezing.
A slot car (sometimes, slotcar) is a powered miniature auto or other vehicle that is guided by a groove or slot in the track on which it runs.
1. A narrow opening; a groove or slit: a slot for coins in a vending machine; a mail slot. 2. A gap between a main and auxiliary airfoil to provide space for airflow and facilitate the smooth passage of air over the wing. 3.