Order early for pre-holiday delivery. Flinn will be closed December 24th, 2025,
through January 4th, 2026, reopening Monday, January 5th, 2026.
Orders received after 10:30 AM Central Time on Tuesday, December 23rd, 2025,
will ship after we return.
When water is added to calcium oxide, the amount of heat produced is enough to fry an egg. With The Chef: A Chemical Reaction that Really Cooks—ChemTopic™ Lab Activity, demonstrate and discuss exothermic reactions and heats of reaction. Available as part of the Chemical Reactions—ChemTopic™ Labs digital collection. Click the Price link for digital collection pricing.