✔ 最佳答案
PRECAUTIONS IN USING HOUSEHOLD FUELS
General precautions
- Ensure that gas cookers are installed and regularly checked by a qualified technician.
- Check the rubber hose regularly.
- Place gas cookers away from windows, so that wind will not blow out the flame to cause gas leakage.
- Do not leave the house while a gas cooker is being used.
- Open windows and doors to ensure good ventilation.
- If you smell any gas or suspect of a leak, you must
1) turn off the gas meter control valve immediately.
2) extinguish any naked flames nearby.
3) open windows and doors wide.
參考: Chemistry A Modern View Chapter 33