- Sodium hydroxide, also known as lye and caustic soda, is an inorganic compound with the formula NaOH. It is a white solid ionic compound consisting of sodium cations Na+ and hydroxide anions OH−.
- Frogger (Arcade) (Internet Archive)
Your task in this arcade game is to guide a frog across a treacherous road and river, and to safety at the top of the screen. Both these sections are fraught with a variety of hazards, each of which will kill the frog and cost you a life if contact is made.