Plumbing isn't one stint in the sun — it's a roof at 9am, a trench at 11am and a driveway at 2pm. Seven sourced facts for Aussie plumbers, gasfitters and drainers: why ARPANSA's occupational UV limit is typically blown within 10 minutes in summer, and why a trench doesn't help when as much scattered UV comes from the sky as from direct sun. Features EcoZinc Natural Mineral Sunscreen SPF50 Clear — 100% mineral, chemical UV filter free, made in Rocklea, Brisbane. All seven at e