BR stands for Bulk Reflector, that are traditionally for incandescent reflector lamps, not halogen Par lamps, which mean Parabolic Aluminized Reflector.
R40 is a Red Heat Lamp Light Bulb BR40 is a Clear Heat Lamp Light Bulb
Halogen gas is in a Tungsten-Halogen Light Bulb.
No.
Halogen light bulbs are made in a variety of sizes to meet different needs.
Halogen is a gas, so your question doesn't make much sense. If you're asking about a halogen (light) bulb, then the answer is: mainly halogen.
Any where from 3000-6000 hours :)
Any where from 3000-6000 hours :)
A halogen floor lamp with a 300 watt halogen bulb will illuminate a room from wall to wall. While a halogen bulb gives off very radiant, bright light, you must be very careful because it also gets tremendously hot.
Yes, the halogen bulb would provide about 30% more brightness (lumens) for the same electric power rating. So 70 watt halogen is about equal to 90-100 watt incandescent.
Halogen lamps are also known as quartz iodine lamps. Halogen light bulbs can be purchased at a number of hardware stores including Lowes and Home Depot.
A halogen bulb works equally well with AC or DC.
There are several types of light bulb. A basic incandescent bulb will contain a tungsten filament, surrounded by a vacuum. Variations may have an inert gas inside the bulb, such as halogen.