Vacuum Cleaner

Vacuum Cleaner

Vacuum cleaner, which does the functions of a sweeper, is a device that makes use of an air pump which is based on the principle of a centrifugal fan to suck out dust particles fine hairs etc from the floors, upholstery, draperies etc. to create a clean surface. The device will also comprise of a dust bag which collects all the sucked out particles and stores in it. This should be later disposed by the user. These Vacuum cleaners have found wide usage since their invention in homes, industries, hospitals, educational institutions, shopping malls etc.

Vacuum cleaners are available in different sizes and models. One has to choose the model that is appropriate for their need and suitable for their budget. Small battery powered hand held devices, Wheeled canister models, domestic central vacuum cleaners, huge stationary industrial appliances, self propelled vacuum trucks etc. are the different types of vacuum cleaners that are designed for several purposes.

Vacuum cleaners originated from manual carpet cleaners in the 20th century. Domestic Vacuum cleaners were introduced in England in the year 1905.It was considered to be an item of luxury and used by upper classes only initially. But things took a turn for the better after the world war. The device also became common among the middle classes. Vacuum cleaners gained widespread use in western countries towards the end of 20th century because in those countries with cold temperatures wall to wall carpeting is a common feature and these carpets need regular vacuuming.

The traditional method of sweeping the house with broom or mop was not considered effective enough by the manufacturers of these vacuum cleaners. In fact a quick run down by vacuum cleaner could segregate millions of dust particles and fine hairs that went unnoticed by the naked eye. A vacuum cleaner works on the principle of suction. Initially bags were inbuilt inside these vacuum cleaners. But later on, they gave way to plastic bins, which were easier to empty and clean on a regular basis.

The vacuum cleaner basically comprises of an inlet, which is mostly attached to the cleaning head. Inside the vacuum cleaner is dirt collecting bin, which can be removed and emptied after the cleaning process. The next part is the HEPA filter which is nothing but a cylinder of folded paper that is attached to the dust bin. Its main purpose is to suck the air leaving the dust in the bin. The last part is the motor which is quite powerful.

Slow Cooker

Slow Cooker

A slow cooker is a device widely used in most of the countries of the world to simmer food at a lower temperature. It presents a healthy cooking option and facilitates cooking that can be left unattended for a long time. It can be used to cook a vast variety of dishes ranging from bread to meat. The cooker uses electricity and keeps food stuffs at a steady temperature ranging between 79 to 93 degrees centigrade which is the ideal temperature for cooking certain foodstuffs. The maintenance of temperature ensures that food stuffs are not overcooked,under cooked or burnt.

How to use a slow cooker?

Given below are some of the tips that can help in making the most efficient use of a slow cooker

  • Keep it in a safe place – While a slow cooker is quite safe to use,it can generate heat as it is an electrical appliance at the end of the day. So one should be careful enough to place it away from walls or other electrical appliances .Ideally a distance of six inches should be maintained when placing a slow cooker.
  • Keep ingredients ready – Before switching on a slow cooker,one should keep ingredients like vegetable and meat ready.
  • Use little liquids – Use water that fills only half the volume of slow cooker as water does not get evaporated easily as is the case with normal cookers.
  • Close the lid tightly – It is essential to make sure that the lid fits snugly. If it is not well fitted,the cooker will not be able to cook efficiently.
  • Adjust the settings – A slow cooker will usually have two settings namely high and low. Choose the appropriate settings in accordance with the time you want food to be ready.
  • Relax – One of the benefits of slow cooker is that you can set it and walk away for hours. There is no need to even stir it in between as in the case of a regular vessel. You can check it after the food is ready in 3 or 4 hours time
  • The warming cycle -Modern slow cookers are designed to enter into the warm mode once cooking is finished. However in case of some older models a person has to be present at the end of the cooking cycle to switch it off.