1. The electric current for ignition was supplied by dry batteries for starting. 2. A clean, dry battery will hold its charge for months. 3. Ignition was by jump spark supplied by dry batteries . 4. Ammonium chloride is a chemical commonly used in dyeing processes, dry batteries , fertiliser and washing powder. 5. The Zamboni pile of 1812 was a high-voltage dry battery but capable of delivering only minute currents. 6. For dismounted use the radar uses standard military rechargeable dry batteries and is man-carried in three loads. 7. Zinc carbon batteries were the first commercial dry batteries , developed from the technology of the wet Leclanch?cell. 8. The Rs19, 500 per tonne duty was imposed on imports of acetylene black, a chemical used in dry battery cell production. 9. Early underwater lights were fixed electric flood lamps or portable lamps with dry batteries for use by divers in standard diving dress. 10. A batteries were initially 2 volts, being lead acid accumulators, but with the introduction of all dry battery radios, 1.4 volts became more common.
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