Importance of keeping liquids like ether and acetone in cool places:
Ether and acetone are volatile liquids that have low boiling points and evaporate quickly at room temperature. Therefore, it is essential to store these substances in cool places to prevent evaporation and ensure their stability and safety.

Prevention of evaporation:
- Cool temperatures help to reduce the rate of evaporation of volatile liquids like ether and acetone. Storing them in cool places such as refrigerators or cool storage cabinets can help minimize evaporation and preserve the integrity of the liquids.
- Evaporation of these substances can lead to a decrease in volume, concentration, and potency, affecting their effectiveness for their intended purposes.

Maintaining stability:
- High temperatures can cause chemical reactions in ether and acetone, leading to degradation and potentially hazardous byproducts. Keeping these liquids in cool environments helps maintain their stability and prolong their shelf life.
- Exposure to heat can also increase the risk of fire or explosion, especially with highly flammable substances like ether and acetone.

Ensuring safety:
- Storing ether and acetone in cool places reduces the risk of accidents and spills. Lower temperatures can help prevent pressure build-up in containers due to evaporation, reducing the likelihood of leaks or container failures.
- Cool storage environments also minimize the risk of ignition or combustion, especially in the presence of heat sources or sparks.
In conclusion, storing liquids like ether and acetone in cool places is crucial for preventing evaporation, maintaining stability, and ensuring safety. By following proper storage practices, the integrity and effectiveness of these substances can be preserved, minimizing risks and hazards associated with their use.