Self-sufficient human bioenergy generation. read answers

1. Use chemical energy to generate electricity: use gravity potential energy to generate electricity; use thermal energy to generate electricity.

2. There are some chemical substances in the human body. When they react, they will produce chemical energy. With a little use, this energy can be converted into electrical energy.

3. Yue Yu expresses an estimate and the number is uncertain, which reflects the accuracy of the explanation language.

4. Give an example; specifically explain that a special gravity converter can be used to convert gravitational potential energy into electrical energy.

5. Promotional slogan beside the faucet: Please don’t make me cry!