bow and arrow
The most useful tool would have to be diamond pickaxe.
microscope.
Perhaps the most useful tool in tracking tornadoes is Doppler radar.
A healthy living human brain.
when is the estimation of product is a useful tool
Control Charts
the too that is most useful in word is the print because it allows you to print out what ever you want....
A useful tool would be a spatula.
Most diamonds are used in industry and not in jewelry. Their hardness makes diamond useful as a cutting tool.
algonquins are nobody
probably not, but maybe its a useful tool probably not, but maybe its a useful tool
a globe