Second Mile Marketplace and Food Hub is hosting a series of pressure gauge testing clinics from 10:30 a.m. to noon Aug. 16 and 26 and from 1:30 to 3 p.m. Sept. 5 at 11819 N.E. Hwy. 99, Suite C (just north of Chuck’s Produce). Bring your canner lid with the dial gauge attached. If you have an All American canner, remove the gauge from the lid.