Light bulb classes A through G are designations of energy efficiency used by the European Union (EU). Bulbs classified as "A" are the most energy-efficient light bulbs available. The designation is similar to the "EnergyStar" label rating system in the United States. Do not use European light bulbs in U.S. European "Class A" bulbs are energy-efficient, unlike U.S. "Type A" bulbs. fixtures, because the voltage may not be compatible with U.

You spend a large portion of your life sleeping on your mattress. If you have chosen to sleep on a memory foam mattress, then you know that it is not like a standard mattress at all. It’s made of a foam material that conforms to your shape and weight as you lie down. A memory foam mattress is more comfortable for some people. Things You Will Need + Spray bottle Liquid fabric cleaner Hose Vinegar Theoretically, a memory foam mattress is better for the back and can help certain people receive a restful night’s sleep.

How to Clean Caulk. Caulk in the bathroom can sometimes get a black or gray discoloration. This discoloration is mold, which you should clean as quickly as possible. If you don't clean the mold before it gets into the crevices beneath the caulk, you will have to remove the caulk and re-caulk the area. Wet the caulk thoroughly. All cleaners are water-based and work better on a wet surface.

Perforated leathers have tiny holes that tend to absorb more dust and dirt than their non-perforated counterparts. However, a perforated leather item can be cleaned, and its life prolonged, with regular cleaning once or twice a week. Keep the folds and holes in perforated leather clean. Things You Will Need + 2 pieces soft and clean washcloths Horse-hair brush Cotton buds Leather conditioner Leather milk Pre-test the leather conditioner in a hidden area of your leather.

An angle grinder equipped with a concrete-cutting blade makes straight sharp-edged cuts in a concrete block's surface. An angle grinder's design enables it to cut small square holes in a concrete block; a useful trait when installing electrical outlets in a concrete block wall. An angle grinder equipped with a concrete-cutting blade makes straight sharp-edged cuts in a concrete block's surface. An angle grinder's design enables it to cut small square holes in a concrete block; a useful trait when installing electrical outlets in a concrete block wall.

Miter-box saws are most often used for trimwork, and for a reason: Trim generally is installed with mitered (angled) cuts in the corners. A miter saw is the only way to get that angle exactly right. If you want to install trim without a miter box, however, there is a way to do it using only square cuts, which you can make with a standard circular saw. By using corner blocks to form your corners, you avoid mitering altogether.

The electric lamp is an invention that provides light for both working and leisure activities. Sometimes an electrical outlet is not present where electric light is needed. In these cases, a cordless light can provide adequate lighting. Use batteries to power a cordless lamp Changing a lamp from alternating current (AC) to direct current (DC) power requires minimal electrical knowledge. Create a cordless lamp using DC energy by attaching a battery pack to any electric lamp.

Many years ago, thermostats were created to help keep your home at a consistent temperature. However, people would often prefer to have the house at different temperatures at different times of the day. For instance, when you are at work, you will not care so much about the house being the same as what you'd want when you're at home; when you are sleeping, you may want yet another temperature.

The Golden Hour clock consists of a metal base that holds a round, upright metal rim with numbers on its face and a large glass crystal in the rim. The hands of the clock appear to be suspended in the center of the crystal, with no mechanical connection to the clock base or rim. In reality, the minute hand attaches to the crystal, which turns very slowly within the rim itself.

Pool tables and traditional tables both take up a significant amount of space in the home. Many rooms are simply not large enough to hold both items and still have any room for walking. A creative way to account for this is to quickly convert your pool table into a dining room table when the situation calls for it. The pool table already has a nice size for dining. If you do this, you'll get twice the usage out of a pool table and save on space.