De-scaling a kettle

Pour white vinegar to cover the base and leave for 1 hour. Rinse with cold water. Fill the kettle with ... [>]

Remove rust stains

food science Sprinkle salt on the stain, add few drops of lemon juice, and let it dry. Wash ... [>]

Soak the clothes in cold water with detergent that contains biological enzyme. Wash as usual Soak blood-stained fabric in cold salty ... [>]

blue uranium Sprinkle talcum powder on the stain to absorb it and wash as usual Dab neat ethanol alcohol ... [>]