hi natural gas has been used for a really long time
"It" has always been used in making bread.
The telescope has been used for over 100 years!!!
Proton therapy has been used since the early 1990s
Fossil fuel has been used for around a million years.
Since 1987
2 yrs
if under the heat for long time
Cotton has been 'used' as long as cotton has grown upon the Earth.
hi natural gas has been used for a really long time
its heat
it has been used for 41 years
Wheels have been used for about 5,000 years.
Heat is measured by a calorimeter. The calorimeter has been used to measure heat since 1782. Temperature on the other hand is measured by a thermometer.
At least 2000 years ago the Romans used hot springs for bathing and health. The hot springs were heated by underground heat, which is the meaning of geothermal.
It was first used in ancient rome. its been used since then
The rivers have bean used fur a long time!