When you mix vinegar an salt you get a bubbly effect and if you dip a penny in it the penny will turn out shiny because its made out of copper
What Happens When You Mix Baking Soda And Vinegar And Salt?
The egg grows try it
Mixing baking soda and vinegar creates a bubbling effect. If used in a drain, such as a sink, it has the same effects as drano without all of the chemicals. Not sure about adding salt though.