It is not true.
To make it cook faster
yes the salt raises the temperature to boil faster
Since salt is an electrolyte, yes, it does cook faster, but it's not that much of a difference.
Water is a bad conductor of heat.salt has a slightly high boiling point
It takes to long to get the noodles softened.
There is the opinion that cooking would be faster; I did not notice this effect.
Spaghetti will cook faster in salt water compared to plain water because the salt increases the boiling point of the water, allowing it to reach a higher temperature more quickly. This results in faster cooking times for the pasta.
Salt
No. Salt affects the uptake of water to any plant so it cannot make corn grow faster.
Food cooks faster in salt water because the salt in the water wraps the food which the chemical reactions from the surface of the food and the salt that contracts and it likes heat the food faster.
Salt because water especially hot water will make it freeze faster.
the NaCl is broken apart by the H2O so that the Ions