Question

Emma rubs sun tan lotion in her hands.
At first her hands stay cool, after the cream has been absorbed her skin begins to get warm.
Why do Emma’s hand stay cool while there is sun tan lotion between them?
The suntan lotion ….

Answer 1

Explanation: Suntan lotion basically evaporates. Sun tan lotion contains a chemical called acetone. So when the sun tan lotion is appilied, her hands feel cool, and as when it evporates in air it becomes warm again.

Additional information:

Acetone is also found in Nailpolish remover, medicinal balms, sanitzers etc.

Just letting you know more about acetone's, basic products.