All liquid glow products depend on a chemical process known as CHEMILUMINESCENCE to produce their light. ... When the stick bends, the glass vial breaks allowing the two liquids to mix together. The chemical reaction begins immediately resulting in a bright, fantastic glow.
This app is used world wide , maybe try asking a classmate
I pretty sure its the carpel yeah thats it the carpel
The answer to your question would be maintaining homeostasis
