Questions About Chemicals and Mixtures

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Q. How is dry erase ink made?

A. Most of the chemicals used to make dry erase ink is identical to those in permanent markers. The main difference is that permanent markers use acrylic polymers to make the pigment stick to surfaces, whereas dry-erase markers use an oily silicone polymer.

Questions About Apple Products

Answers to these and other questions can be found at DumbQuestions.info.

Why are Apple products so popular?

There is a plethora of answers to that question. There are several things that Apple does right. First of all they build a high quality and cool looking product. Secondly, they keep it simple. Apple has basically one product. Whether you buy the iPhone, the iPad, or an Apple Mac, they all look basically the same. This eliminates a lot of the decision making. People like things simple. Thirdly, the products themselves are fairly easy to use. Even if you've used another product for years, it doesn't take long to familiarize yourself with the intricacies of Apple products. Fourthly, whenever Apple makes a new product, it is always better than what is currently available. Even if other companies manage to make a better product later, they tend to always be playing catchup. There are of course many other reasons their products sell so well, but these are a few of the more important ones.

Questions About Medicine and Diseases

Answers to these questions can be found at DumbQuestions.info.

What is gout?

What is Ebola?

Questions About Toys and Games

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Q.  What is the name of the patient in the game "Operation"?

A.  Cavity Sam.

Questions About Movies

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Q.  What does NC-17 stand for?

A.   No one 17 or under may attend a film with this rating.

Q.  On the TV show "The Americans" they mentioned something called ARPANET.  What is that?

A.  ARPANET stands for Advanced Research Projects Agency Network.  It  was one of the world's first operational packet switching networks, the first network to implement TCP/IP, and the progenitor of what was to become the global Internet. The network was initially funded by the Advanced Research Projects Agency (ARPA, later DARPA) within the U.S. Department of Defense for use by its projects at universities and research laboratories in the US. The packet switching of the ARPANET, together with TCP/IP, would form the backbone of how the Internet works. The packet switching was based on concepts and designs by American engineer Paul Baran,Welsh scientist Donald Davies and Lawrence Roberts of the Lincoln Laboratory.  The TCP/IP communication protocols were developed for ARPANET by computer scientists Robert Kahn and Vinton Cerf, and also incorporated some designs from Louis Pouzin.

Questions About Computers

More questions and answers at the Dumb Questions website.

Q.  On the TV show "The Americans" they mentioned something called ARPANET.  What is that?

A.  ARPANET stands for Advanced Research Projects Agency Network.  It  was one of the world's first operational packet switching networks, the first network to implement TCP/IP, and the progenitor of what was to become the global Internet. The network was initially funded by the Advanced Research Projects Agency (ARPA, later DARPA) within the U.S. Department of Defense for use by its projects at universities and research laboratories in the US. The packet switching of the ARPANET, together with TCP/IP, would form the backbone of how the Internet works. The packet switching was based on concepts and designs by American engineer Paul Baran,Welsh scientist Donald Davies and Lawrence Roberts of the Lincoln Laboratory.  The TCP/IP communication protocols were developed for ARPANET by computer scientists Robert Kahn and Vinton Cerf, and also incorporated some designs from Louis Pouzin.

Questions About Cleaning and Sanitation

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Q.  How do you remove permanent marker from a whiteboard?

A.  Here is a very simple solution that involves no chemicals.  Simply take a whiteboard marker and draw over the permanent markings.  Wipe the unwanted spots away with a whiteboard eraser.  You may have to do it a couple of times, but it will come right off.