Answer : Any natural sources of CFC's are not known only the major sources like aerosols, propellants, refrigerants,etc are known. So, if any natural sources are given then it cannot be called as a major source for emitting CFC into environment.
No. You shouldn't place materials that have toxic fumes because it can get in people's lunges through breathing.
Answer:
Explanation:
0 degrees kelvin is mighty cold. It should be 0 degrees Celsius.
The answer is false.
Answer:
because the water brings a cool breeze when the wind blows
Explanation: