After firing, these cartridges can be reusable upon cleaning and refilling the cap. Remanufacturing is, at least, refilling a cartridge with toner. Some research is usually required to determine the feasibility of refilling a particular cartridge. Mini kegs are typically not returned to the manufacturer for cleaning and refilling. He spent three days there refilling his water casks, bathing and washing laundry. Refilling water boilers of steam locomotives was no longer necessary. Refilling kits include printer-specific instructions. The emptied honey combs could then be returned to the bees intact for refilling. Refilling and storage in other containers increases the risk of contamination. The Germans stopped the pumps and opened the dikes, refilling the marsh with brackish water. The atomic jetpack does not use fuel, instead refilling automatically when not in use. S.T. Demetriades proposed a method for refilling by collecting atmospheric gases. Replacing the copper and mica segments is commonly referred to as "refilling". At this point the loom has become automatic except for refilling weft pirns. A float usually commands the refilling device.