The next time you spill a little salt on the table, scoop it up, but don’t toss it over your shoulder. Put it to use in the yard with one of these terrific tips: 1. Kill weeds by adding a little salt to boiling water, and pouring it over the weeds growing in sidewalk cracks.2. Sprinkle some salt on snails and slugs to melt them into a slimy goo.3. To get your hands extra clean after a day of gardening, add 1 tsp. of salt to the soap lather when washing up. 4. Dust ants and their trails with salt. The ants’ll soon disappear.5. Cool down a hot barbecue grill by sprinkling salt over the embers after your cooking’s done.