Electric accumulators; electric accumulators for vehicles; starter accumulators, both sealed and maintenance-free, as well as accumulators with maintenance, which require regular electrolyte level checks, enabling the addition of distilled water; lead acid batteries for starting motor vehicles for loading and for loading heavy equipment, as well as for machines intended for road construction; conventional liquid batteries, in particular lead-calcium accumulators (PbCa, PbSn, PbCaAg) filled with a liquid electrolyte of sulfuric acid, of the accumulator type with addition of distilled water; AGM accumulators, including lead-calcium (PbCa) batteries with a glass-fiber blotter, impregnated with a liquid electrolyte of sulfuric acid, particularly of the maintenance-free battery type; GEL accumulators, including lead-calcium (PbCa) batteries, filled with an electrolyte solution in gel form, based on sulfuric acid mixed with silica powder; lead-acid accumulator batteries, in particular starter batteries, designed on the basis of "wet cells" of the so-called SLI (starting, lighting, ignition) type and of the deep-cycle and/or valve-regulated type (VRLA batteries); EFB accumulators for automatic starting of the engine, particularly designed for cars applying mainly the "start and stop" system without recuperation; accumulators for buses and coaches; batteries for automobile taxis and for vehicles for special use; batteries for farming equipment; batteries for railway-engine equipment; batteries for starting tourist cars; starter batteries for piston engines and/or auxiliary turbines, intended for the aviation industry, in particular nickel cadmium accumulators, nickel metal hydride accumulators, zinc silver accumulators, lithium ion (Li-Ion) accumulators and lithium polymer (LiPo) accumulators; lithium-iron-phosphate (LiFePO4) accumulator-type starter battery; lithium-ion accumulator batteries for scooters and motorcycles; stationary batteries intended for telecommunications for emergency power for telephone exchanges, for equipment for the transmission of messages and voice data, for mobile and fixed communication systems, for radio and television systems and for transmitters and relay stations; storage batteries for UPS systems, intended for power plants, industrial sites, production companies, data storage centers, hospitals, banks and shopping centers, signalling and navigation systems; stationary batteries intended for working in harsh conditions with high working temperatures, for hybrid and cyclic applications in remote sites and in areas of frequent power cuts; batteries for storing energy from renewable energy sources; cyclic application batteries intended for use in AGM technology; traction accumulators; semi-traction batteries for sites requiring a constant and durable power supply; special batteries for use in tanks and armored vehicles, in compliance with NATO standards; batteries for use in motor boats, river boats, campers, pleasure boats and caravans; accumulators intended in particular for golf carts; accumulator boxes; battery jars; anode batteries; acidimeters for batteries; high-voltage batteries; batteries for lighting; batteries for pocket lamps; electric accumulators for vehicles; electric cells (batteries); batteries for electronic cigarettes; galvanic batteries; plates for batteries, including, grids for batteries; solar batteries; solar panels for electricity production; charging stations for electric vehicles; battery chargers; apparatus for charging electric accumulators; chargers for electronic cigarettes