What does family security mean in the Gregorian calendar?

Home safety is a hidden danger in your living environment!

Water, electricity and gas directly threaten your health.

Safe drinking water, safe electricity and safe natural gas.

Then there are toxic substances such as formaldehyde in the living environment.

If there are children, the kitchen knives are safe, the tall buildings are safe, and some cleaning products in the bathroom are strong acid and alkali. a series of