Fertilisers are additional substances supplied to the crops to increase their productivity. These are used by the farmers daily to
increase the crop yield. These fertilisers contain essential nutrients
required by the plants, including nitrogen, potassium, and phosphorus.
Asphalt, also known as bitumen is a sticky, black, highly viscous liquid or semi-solid form of petroleum. It may be found in natural deposits or
Sulphur is a chemical element, valuable commodity and integralcomponent of the world economy used to manufacture numerous products including fertilizers and other chemicals. It is
A polymer is a substance or materialconsisting of very large molecules called macromolecules, composed of many repeating subunits. Due to their broad spectrum of properties,