Toothpaste Trademarks Its Stripes to Stay Perfect Every Time

Article excerpt

You wanted to know

Morven Higgins, 14, of Libertyville wanted to know:

How do you get striped toothpaste to come out of the tube perfectly even?

If you have a question you'd like Kids Ink to answer, write Kids Ink, c/o the Daily Herald, 50 Lakeview Parkway, Suite 104, Vernon Hills, IL 60061. Along with your question, please include your name, age, phone number, hometown, grade and school.

For further information ...

... about toothpaste, Cook Memorial Library in Libertyville suggests

- "Brush, Comb, Scrub: Inventions to Keep You Clean" by Vicki Cobb

- "I Don't Eat Toothpaste Anymore" by Karen King

- "The Toothpaste Millionaire" by Jean Merrill

- "Questions Kids Ask...About Inventions," one of a large series

- "Making Pencils (How does the lead get in the pencil?)" by Ruth Thomson

"How do you get striped toothpaste to come out of the tube perfectly even?," asked Morven Higgins, 14, soon to be a freshman at Lake Forest Academy.

Many brands of toothpaste are striped, including Aquafresh, which has red, white and bluegreen stripes packed into a dispenser. Each time you press the release at the top of the dispenser, the toothpaste emerges, each color evenly spaced, lining up perfectly on the toothbrush.

Manufacturers of the product, SmithKline Beecham Consumer Healthcare division in Pennsylvania, say the colors are always reliably striped because the contents that make up the various striped colors have different consistencies. Next time you see the toothpaste, notice that the white is placed in between the blue- green and red.

"The white is paste, while the aqua (blue-green) and red are gels," said Leslie Ashburn of SmithKline Beecham. …