PHOENIX–(BUSINESS WIRE)– #america250–Be sure your Fourth of July barbecue is a tasty, entertaining and safe experience for your family and friends. A safe grilling experience starts with a tank safety inspection and propane refill from your neighborhood U-Haul facility. Free safety checks are available this week at more than 1,200 U-Haul-owned and -operated stores where propane refills are sold. Summertime demand for propane spikes prior to July 4, widely considered the busiest grilling day of the year. T