using a heat gun to tighten the plastic seal on the cap lid of a clear hpde water container. a purified water refilling station

aqua blower blue bottled business canister cap clear commercial container cylindrical density dispenser distilled drinkable drinking electric equipment ethylene fresh gallon gun h2o heat heatgun high hot hpde hygiene job labor lid liter mineral minimum operations philippines plastic poly process processed purified refilling reusable safe seal sealant sealer shrink station store surface temperature tighten tool wage water work wrap