Some people pour hot water into the kettle instead of cold water to speed up the boiling process.
This should never be done, experts warn.
We explain why you should only pour cold water into the kettle.
Why you shouldn't pour hot water into a kettle
According to sanitary standards, hot tap water can only be used for hygienic and household needs. It is considered technical.
Only cold water may be used for drinking and cooking. Higher requirements are imposed on its quality.
In addition, the more often you boil hot water in your kettle, the more scale appears in it.
And the more scale, the longer it takes to boil the water. So, wanting to speed up the boiling process, you can achieve the opposite effect.
Previously, we talked about which foods should not be left in the refrigerator.
