Read this tip to make your life smarter, better, faster and wiser. LifeTips is the place to go when you need to know about Scuba Tanks and other Scuba Diving topics.
When purchasing an aluminum scuba tank, be aware that the pretty paint on it might not last. Some theories hold that paint may encourage corrosion of your tanks.
Yellow is a popular choice for tanks, but it seems to chip and flake with repeated dips in saltwater. Some divers don't mind the chipped paint. It is like a badge of the rugged outdoor experience of diving..
In the long run, divers may be better off with brushed aluminum coatings, which are "shot blast" or textured to a dull gray color. No paint is used.