Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? This guide walks you through everything you need to know about using a paint sprayer, ...

This article was originally published with the title “Hose Nozzle with Movable Spray Cap” inScientific American Magazine Vol. 98 No. 20(May 1908), p. 356doi:10.1038/scientificamerican05161908-356b ...