CBSE|Means of Transport#!#Railways

Introduction|Means Of Transport|Roadways|Classification Of Roads|Summary

Introduction|Means Of Transport|Roadways|Classification Of Roads|Summary

Means Of Transport|Passive -Diffusion|Facilitated|Passive Types|Active Transport|Comparison

Transport In Plants|Means Of Transport|Plant-Water Relation|OMR

Which means of transport is extensively used for carry water, petroleum, natural gas and other liquids? Describe the network of this means of transport in the world.