The water supply in the United States and many other countries contain fluoride supplements. Recent research has shown that the fluoride is not essential and actually have some adverse effects on health. While it may take a while for the water supply system to remove fluoride altogether, people...
Historically, firewalls were literally walls that helped prevent fires from spreading. These walls are made from non-flammable material and are usually placed between a house and the garage so that any fire that starts inside the garage won’t reach the other areas. The term firewall has also...
Computer cookies are not, alas, a baked good. Rather, they are a small text files that help identify a website identify a computer. Once the website “tags” the computer, it creates a related file that records data the user may have volunteered, the number of visits made, the pages viewed, and other...
A blog is the abbreviated form of “weblog.” A log is another word for journal, such as a “captain’s log.” Thus, a blog is a journal or a diary that is kept on the internet. It tends to have an intimate tone, usually in the first-person perspective. It may contain personal insights, photos, ideas...
In today’s information age, a website has become one of the most important business and commercial tools. A website brings in a lot of opportunities to reach new customers and establish stronger relationships with existing customers. It also allows even a small, home-run business to maintain a...
People who are looking after their electricity costs (and their total household expenses in general) may want to know the cost of a kilowatt hour. Kilowatt hour is the unit if electricity. It means 1,000 watts and is generally how much it would take to operate a 1,000 watt appliance for an hour....
A chunk of data is called a “bit.” This is the smallest unit of information. Even the most complex computers make use of binary bit combinations of 0 and 1. These strings of bits are the basic components of everything from text and pictures to music. When two bits are combined they become bytes....
The Internet is an international network that uses particular data transfer processes and online protocols to create a standard communication highway. The Internet would not be possible without powerful telephone lines such as T3 lines which have the capacity to transfer data at high speeds (an...
It is common knowledge that it is important to use batteries often or the battery will break down. Why? Sulfation. Sulfation is a chemical process that changes the battery’s efficiency at accepting, holding and delivering a charge. It can shorten battery life. Understanding sulfation and taking...
The television is a key part of the modern lifestyle. Studies show that Americans watch about two to six hours of television a day! But how does a television work? It converts electromagnetic waves, which are wirelessly transmitted, into acoustic (sound) and light (visual) energy. The concept...
