He added an Indian gum , which had the remarkable property of lowering the viscosity of the mud suspension and of increasing at the same time its stability against the flocculating action of electrolytes .
Bhatnagar realised that this problem could be solved by colloidal chemistry .
Bhatnagar added an Indian gum , which had the remarkable property of lowering the viscosity of the mud suspension and of increasing at the same time its stability against the flocculating action of electrolytes .
Bhatnagar realised that this problem could be solved by colloidal chemistry .