The Ultimate Water Filter Quiz

A portable water filter is a safe and inexpensive way to treat water for drinking, and a good one can cost less than $100.

Water filters work by filtering out the harmful microscopic organisms usually found in normal water.

Bronchitis is a lung disease not transmitted by water. Some of the diseases that actually spread through a contaminated water supply are botulism, cholera and dysentery.

Jaundice is caused by contaminated water. Other parasitic infestations resulting from contaminated water are rashes, muscle aches, fever, chills, coughs, neurological symptoms and malnutrition.

Giardiasis is a parasite that causes an intestinal infection, among whose symptoms are diarrhea and abdominal pain.

Pore-size efficiency is the measurement of the size of the openings in the water filter, which are microscopic.

Water filters with a pore-size efficiency of 0.4 microns are suitable for most camping situations.

One micron is 1/1,000 of a millimeter.

To remove bacteria from water, the ideal micron size must be less than 0.4 microns.

The exit is called the filter outlet. Water enters the filter through the intake hose.

A separate hand filter is ideal, so the youngsters can filter their own water.

A bottle filter is the simplest type. It comes with the filter built in.

A water filter for bacteria, protozoa and parasites is the one you need.

Filters that are used to kill viruses normally contain iodine filtering systems. However, this adds a distinct flavor to the water.

Ascorbic acid (vitamin C) will neutralize the iodine taste. It also comes in form of granulated, orange-flavored powders.

The ideal rate should be one liter per minute.

The most common sign is when it becomes difficult to pump. In such a case, do not try to force the water through the filter, which might introduce microscopic bugs into your water supply.

You can filter about 100 gallons (379 liters) of water before your water filter needs to be changed. Of course, you can do better if you take proper care of the water filter.

You use a pre-filter, which ensures there is no sediment in your drinking water.

Ultraviolet (UV) light can be used to purify water. It is normally delivered by a pen or wand, which you have to swirl into a water-filled container for a minute or so.