The main characteristics of all water are as follows:
1. It can be used to carry large and heavy loads.
2. It is slower than the other modes like air or rail.
3. It is cheaper than other modes of transport like air or rail.
Historically, if we see, this has been the most prevalent way to transports and conduct trade between countries. Due to advancements in science and technology, we have had better ships and hence better trading facilities using All Water way of shipping.