Answer:
He wanted to play with the toy cars there. His mother had died in a car accident.
Explanation:
When Peter's mother died, he'd gone for a while to a therapist.... And for the whole session, Peter would pull little cars and trucks from a toy box.
The answer is (D) release toxic elements into the groundwater or surface water :)
HVAC, which stands for Heating, Ventilation and Air Conditioning, is very useful in countries with 4 seasons. During summer, they use air conditioning; during winter, they use heat pumps. The capacity of HVACs are usually expressed in tons. 1 ton is equal to 12,000 BTU/h. For residential heating systems, the capacity usually ranges from 1-5 tons.
