Before we start, let's clear something up:
The storage, use and sale of RECYCLED Halon is not illegal. In fact, it is encouraged, and many professional fire protection services companies specialize in Halon recycling and recharge.
That said, the production of NEW Halon was outlawed in 1994 under the Clean Air Act. Halon is a potent CFC and is very damaging to the atmosphere. However, since their is no known method of disposing of existing Halon supplies (and since it is such a powerful fire suppressant), recycled Halon is still a popular means of controlling fires in many commercial applications.
Fun fact: the FAA requires Halon use on all commercial airlines!
no
No
Not All The Time But It Can Be
Halon has severe environmental consequences as it destroys ozone in the stratosphere.
"Halon" (חלון) in Hebrew is "window."
make it illegle
halon is use in a fire fighting system. The problem is that the bromine content in Halon media is giving potential to ozone depletion.
The word "halon" is pronounced as "hā-lon", with the emphasis on the first syllable "hā".
To date (2013) there are no known long term effects associated with halon exposure.
no, it is not, unless, it's in front of a public figure then it could be.
No it's illegle, and you'll get arrested if you do.
Yes, Halon fire extinguishers can be used on electrical equipment- and in fact are often recommended.