Nick observes thickening and discoloration of the nail of the index finger. nick is most likely suffering from a/an infection. nextreset

He is suffering from a fungal infection

Nothing will delay it, but drinking some lemon (squeeze 3) would cut it, making it last a few days, but its not good to do that. won't hurt you but the next month will be more cramps.. take some advils with you on the trip

The freezing point of the ice is lowered because of the rock salt which then allows the ice to observe heat from the ice cream mixture without it melting.