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Microwave oven danger 0

The uses and dangers of microwaves

Microwave technology Microwave technology is used for telecommunications , microwave is easily focused into narrower beams than the radio waves , its higher frequency allows the broad bandwidth and high data transmission rates .

Carbon dioxide gas 0

The properties of carbon dioxide gas

The properties of carbon dioxide gas Carbon dioxide gas is produced from the breathing of humans and animals , It is produced from the combustion of coal or hydrocarbons , the fermentation of liquids...

Robots in space 0

The importance and uses of robots in space

Robotic spacecraft The robots in space are devices which used to aid , augment and substitute for the astronauts to do difficult tasks such as the repairs in dangerous environments , and they capture...