| Digital cameras are used by all the peoples | | | | |
| around the world nowadays. Digital cameras | | | | Â- Some times these unwanted chemicals |
| are far better than ordinary cameras. There | | | | after their usage are discarded into the |
| are several disadvantages in using an | | | | river, which causes water pollution. When |
| ordinary camera where as digital cameras have | | | | these chemicals mix up with the drinking |
| more benefits. We can take the digital | | | | water they are very harmful to our health. |
| cameras with us to all the places where we go | | | | And will also destroy the crops when farmers |
| and we can view the picture and capture the | | | | use the river water for irrigation. |
| snap. The advantage in using this type of | | | | |
| camera is that it does not cause any type of | | | | The above mentioned disadvantages are not |
| revolution to the environment. Many | | | | seen in the digital cameras. But we use |
| industries have started introducing different | | | | inkjet printers for printing the photo copy |
| types of digital cameras with low cost so | | | | from the digital system. We may think that |
| that it will be economical to all people. | | | | even this inkjet chemical will affect the |
| | | | environment. These chemicals are not |
| Digital camera's works with a software which | | | | discarded into the surroundings. And some |
| stores the images in the memory and there is | | | | people may think of the batteries we use in |
| a sensor which helps in altering the images. | | | | these cameras. As the batteries also contain |
| It's easy to transmit the snaps to other | | | | the chemicals that are injurious to the human |
| software systems. | | | | living. To overcome these difficulties |
| | | | nowadays we have rechargeable batteries so |
| The usage of ordinary cameras causes | | | | that discarding of batteries can be avoided. |
| pollution to the surroundings in many ways. | | | | |
| They are: | | | | The advantage of using digital cameras is: |
| | | | |
| Â- When we use these cameras we have to | | | | Â- The main thing in using a digital |
| go to a photo film processing centre for | | | | camera is their manipulation. The images can |
| developing the film. | | | | be transmitted to the sensors in other |
| | | | digital systems. |
| Â- To develop a film into a photo copy | | | | |
| there are several processing steps. | | | | Â- We can develop the required photos |
| | | | alone, it's not necessary to develop all the |
| Â- To wash the photo films we should use | | | | snaps. |
| certain chemicals. These chemicals contain | | | | |
| fixer solutions and developer solutions. This | | | | Â- We can take many snaps .the storage |
| type of chemicals used in the film processing | | | | capacity is very high. |
| centres is very hazardous. | | | | |
| | | | Â-We can also take videos in the digital |
| Â- After the developing process is over, | | | | cameras. |
| the chemicals are discarded into the | | | | |
| surroundings. This causes the air pollution | | | | Â-The usage of rechargeable batteries |
| which is very harmful for the survival of | | | | will increase the usage time rapidly. |
| humans. | | | | |
| | | | Â- We can view the photos in all the |
| Â- In the large chemical plants, they are | | | | digital systems. |
| instructed to follow the standards given by | | | | |
| the council. Where as the photo centre are | | | | Â- It is easy to carry to all the places. |
| small ones so they don't need to follow the | | | | But we should be very careful in handling it |
| rules and regulations. | | | | near water bodies. |