Electrical safety
Keep appliance ventilation spaces clear
Leave the space required by the manual and never cover air inlets or outlets.
Last reviewed: 2026-10-12
Why it matters
Blocked heat dissipation can overheat an appliance and cause damage or fire.
Wrong action
Unsafe: Covering an appliance with cloth or pushing boxes against ventilation openings.
Correct action
Leave the space required by the manual and never cover air inlets or outlets.
What to do
- Follow the manual, switch off first, and keep hands dry.
- Leave the space required by the manual and never cover air inlets or outlets.
- Check all vents before use and stop for abnormal heat or a burning smell. Afterward, recheck the plug, cord, and appliance body.
If something happens
For smoke, fire, or electric shock, keep clear, isolate power only if safe, and call 999. Do not touch a casualty while they may still be connected to electricity. Once power is safely isolated, follow dispatcher first aid; if unresponsive and not breathing normally, begin CPR as instructed.
Sources and review
- Electrical and Mechanical Services Department — Safety Tips for Buying and Using Electrical Appliances
Last reviewed: 2026-08-20 - Electrical and Mechanical Services Department — Household Electrical Safety Handbook
Last reviewed: 2026-10-12 - Hong Kong Fire Services Department — Post-dispatch Advice
Last reviewed: 2026-10-12
This page provides general home-safety information and does not replace medical, legal, electrical, or other professional advice.
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