Is lead chloride ( pbcl2) solution, substance, homogenous mixture ir heterogeneous mixture?

Lead chloride solution is A SUBSTANCE.
 In chemistry, all matters are divided into mixtures and pure substances. The pure substances are made up of one type of particle while the mixtures are made up of different particles. The pure substances can be in form of an element or a compound. Lead chloride for instance is a compound and is a pure substance.

Engineers have contribute to society in many ways like making the technology we use today or any type of power energy material