Manufacture of batteries and accumulators

Includes

• Manufacture of primary cells and primary batteries, including those containing manganese dioxide, mercuric dioxide, silver oxide, etc.
• Manufacture of electric accumulators and their parts, such as separators, containers, and covers
• Manufacture of lead acid batteries
• Manufacture of NiCad batteries
• Manufacture of NiMH batteries
• Manufacture of lithium batteries
• Manufacture of dry cell batteries
• Manufacture of wet cell batteries