I believe people started using "fridge" for refrigerators because of the popular brand "Fridgedair"... like when people use "Kleenex" when they really mean facial tissue. It's a popular brand of that particular item, and everyone knows what you want when you ask for a kleenex
Neon gas is used in refrigerators.
Its a contraction of Frigidaire, the name of the company that in 1916 were the first manufacturer of self contained refrigerators.
You can find good deals on undercounter refrigerators on the following website: http://www.bizrate.com/refrigerators/undercounter-fridge/. They have huge discounts.
Kenmore®officestore
The brand of refrigerators that has the most compartments is Samsung. They have a Four Door Fridge. It has 4 separate compartments.
"Many refrigerators come with built in water dispensers and filter systems. If this is the case with your fridge, you should refer to the owners manual and be sure to get the correct filter for your fridge. The brita filter pitcher is a system that should fit into EVERY fridge."
Refrigerators are used in houses
Several companies manufacture freezerless refrigerators. Frigidaire, Electrolux, KitchenAid and Kenmore all manufacture refrigerators that do not have freezers.
freon?
A compact fridge hold very little, but it will highly vary on which compact fridge you select. I highly suggest the following: http://www.walmart.com/cp/Refrigerators-and-Freezers/90791.
Most refrigerators are powered by electricity. There are certain, specialised refrigerators that can be run on propane, natural domestic gas, or on solar power using batteries.
A Coca-Cola fridge is a miniature personal fridge that can usually hold about a six pack of Coca-Cola. There are also some vintage Coca-Cola machines that look like red refrigerators.