R.I. Gen. Laws § 23-60.1-2: Definitions.

As used in this chapter:

(1) “Alkaline-manganese battery” means any dry cell battery containing manganese dioxide and zinc electrodes and an alkaline electrolyte.

(2) “Dry cell battery” means all batteries in which the electrolyte is absorbed, gelled, or solidified such that the electrolyte is not a free-standing body of liquid. Dry cell batteries do not include vehicle batteries as defined by § 23-60-2.

(3) “Lead-acid dry cell battery” means a battery containing a lead-acid system, generally used in rechargeable consumer products, and weighing less than twenty-five (25) pounds.

(4) “Mercuric-oxide battery” means a dry cell battery containing zinc and mercuric oxide electrodes and used both in household and non-household, often medical, applications.

(5) “Nickel-cadmium battery” means any dry cell battery containing cadmium and nickel electrodes and an alkaline electrolyte.