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Hobbies & Science : Society & Culture & Entertainment

What Is the Density of an Egg?

Density is a physical property of a substance that can be determined by scientific experiment. You might have learned that density is mass divided by volume, which means that if you can measure both the mass and the volume of an object, you can calculate its density. A substance will always have the...More...

How to Locate Discontinued China Patterns

Whether you buy or inherit an older pattern of discontinued china, you may find that you are missing pieces. Locating a discontinued pattern of china can be difficult if you are only searching in stores. Using the Internet as a resource, you can find hundreds of patterns from hundreds of manufacture...More...

Homemade Bird Cages

Some of the loveliest companions anyone can have are birds. Some birdcages are more ornate than the birds and small, which is not good if you want to keep your pet happy. Before deciding on building a birdcage, make sure it will be large enough and functional for you bird. Birds by nature are not us...More...

How to Make a Rosin Ester

Rosin esters are a class of chemical compounds that have a number of practical applications. They are used as adhesives, thickeners and emulsifiers. They are derived from a class of plant products called rosins, which consist of eight similar three-ringed hydrocarbon molecules and are derived from...More...

List of Propionic Bacteria

Propionic bacteria create holes in Swiss cheese.cheese image by .shock from Fotolia.comPropionic bacteria are a largely harmless class of bacteria that are often found in human skin. However, these bacteria can aggravate skin conditions such as acne. Members of the propionic bacteria......More...

Games for a Chorus Banquet

Play music-related games at your next chorus banquet.music notes image by cherie from Fotolia.comAfter the last song has been sung and the robes are back in the chorus room closet, celebrate a successful chorus group with a banquet. In between dining, taking group pictures and breaking......More...

How to Calculate Steam Costs

Managers of systems that use steam as an energy source need to calculate the true cost of generating steam to prepare budgets and optimize their management of resources. You can use different ways to calculate the cost of steam depending on several factors, including the production stage, the method...More...

How to Make a Hot Handle Holder

You can easily hurt yourself by grabbing a hot handle with your bare hand while cooking. One easy way to prevent such injuries is to use something to guard your hand against hot surfaces. A hot-handle holder, or potholder, can be used against any hot surface to protect the skin on your hands from ...More...

What Can Replace Wood for Building Materials?

Readily available and relatively inexpensive, wood is a traditional choice for framing, cladding and interior finish work. However, wood suffers from several inherent flaws, particularly a vulnerability to warping, rot and pest damage. Alternate materials can replace wood in nearly any aspect of hom...More...

The Similarities Between Tundra & Taiga

Two of the major factors that set different areas of the earth apart are temperature and geography. Regions are categorized into various biomes, which are large geographical areas containing distinctive plants and animals. The plants and animals within a biome have adapted to the climate of the regi...More...

How to Etch Acrylic Plastic

Etching is a fun and simple art form. Working with acrylic can be easy because of its transparency. You can hang etched acrylic designs in front of a window to get a stained-glass effect or from a ceiling with a light behind it. Alternatively, you can simply hang the etched acrylic on your wall. Usi...More...

How to Identify German Beer Steins

The word stein (meaning stone) originated in Germany. The stein was created for beer, a common drink in Germany. The beer stein has a lid that is easily flipped open and closed. The lid was made for sanitary reasons, preventing bugs from flying into the beer. The German stein became an item that was...More...

How to Calculate Humidity From Grams Per Cubic Meter

Humidity is the amount of moisture in the air in proportion to the maximum amount of moisture the air can hold before it condenses into water -- known as the air's "dew point." The amount of grams per cubic meter that air can hold depends on temperature: warmer air can hold more water than cooler ai...More...

How to Take Care of a NiCad Battery

Nickel-cadmium (NiCad) batteries are rechargeable batteries and are commonly used to replace nonrechargeable alkaline batteries. If you take care of your NiCad battery, you can expect it to last for a year or more, depending on how often you use it. NiCad batteries can be recharged hundreds of times...More...

Examples of Thumbnails for Frame Making

Use frame making thumbnails to determine the joining process of the picture frame.frame. finished gold frame image by L. Shat from Fotolia.comThumbnails are a serious of small drawings or pictures depicting the process of building picture frames or examples of completed picture frames.......More...

How to Make a Diamond-Shaped Hole in Wood

Shapes are often cut out of wood to create a decorative element in furniture or trim parts. Circles, squares, triangles and diamonds are all popular shapes for decorative wood cut-outs. Many pieces of furniture have repeating wood cut-outs in them to form an elaborate pattern. Patterns are also popu...More...

What Happens in Chemical Reactions?

ReactantsEvery chemical reaction starts with one or more reactants. Atoms, molecules or free electrons can participate. They combine, swap atoms or decompose into the reaction's products. If a reactant is a single atom, it's usually in ionized form---having too many or too few electrons.......More...

Interactive Winter Activities

Have a snowman-building race.snowman image by Mat Hayward from Fotolia.comThe winter season is often a time of laziness and dreariness: The days become shorter, many animals hibernate, and the weather brings low temperatures, snowfall, and, in general, unpleasant conditions. However,......More...

Things People Have Made Out of PVC Pipe

PVC pipe is a special type of plastic pipe that was originally made for plumbing. However, it has been used for many things besides its intended use. People have made a wide range of items from the material for both indoor and outdoor use....More...