One of the most notable aspects that has proven to be a major headache owing to the continued rise in the numbers of vehicles has been the sheer amount of greenhouse gases and toxic airborne contaminants released by their exhaust systems. Older automobile engines tend to generate considerably high amount of smoke laden with such pollutants, and this should be curbed by metering not only them but the newer ones too, and grading them as per their gaseous discharge levels by the aid of analyzing machines and tools. Since its inception in 1995, Hariwill Electronics India Pvt. Ltd. has been a trusted brand owing to its excellent range of pollution gauging instruments and vehicle exhaust analyzing machines, which are known for pr