Nice answer. You could have told them that it's made out of melamine or that it is sometimes called shower board or tile board. You could have told them that a dry erase board isn't always made out of plastic. Sometimes they are made out latex based, high gloss white enamel paint that is allowed to cure for two weeks before it is used. Maybe at this point you could have reminded them that curing paint is very different from letting paint dry.
It is important that you remember that some people just aren't as smart as you are.
The company Dry Erase is the best website for mass purchases of dry erase boards because they have a wide variety of dry erase boards. Many schools use this website to purchase dry erase boards for students.
Expo offers different types of dry erase markers, a variety of boards made for dry erase markers, and accessories for dry erase markers and boards such as erasers and cleaning supplies to maintain their products.
Dry erase boards are more effective that chalkboards. People who may have allergies again chalk powder are better off with dry erase boards. It does not have chalk powder for people who are allergic to it.
Walmart.com seems to have the cheapest prices on dry erase boards. They have various sizes and prices to choose from.
Dry erase boards are boards that have replaced most chalkboards in the classroom. The main ingredients in the cleaners to clean these boards are alcohol, 2-butoxy ethanol and dichloroacetic acid.
Dry-erase boards are practical and efficient ways of leaving messages for employees or co-workers, for brainstorming and for temporarily recording information. These boards are easy to clean and are reusable, saving paper. Inexpensive, dry-erase boards are tools that help make work easier in the office.
In gift shop
Whiteboards, or dry-erase boards, were initially made out of enameled steel which was very expensive. Since the first whiteboards many others have been produced thereafter using laminated chipboard, steel boards with a polyester or acrylic coating, and hard baked vitreous enamel.
White boards use Dry Erase Markers. Black boards use Chalk.
they where erasable
One can purchase dry erase markers at craft stores such as Michaels. Also stores that sell office products and paper and notebooks such as the store Staples, carry dry erase markers and dry erase boards.
Someone could purchase dry erase calendar boards from Office Depot, ULINE, Office Max, Amazon, Target, and Staples. These boards are multifunctional, and can be of great help when schedules are constantly changing.