1776 R. Burn (ed. 13) 132 Every distiller shall..provide and affix sufficient locks, keys, and fastenings..to the discharge cock of every wash still.
1790 A. Hamilton i. 46 By the Distillery Law 1782, it was required that the cocks of the discharge pipes, should be rivetted.
1864 26 July The discharge culverts, through which the sewage is poured into the river, are visible only at the time of low-water.
1910 49 182 As soon as the discharge valve is opened, the mixed grout is forced through the hose.
1986 (Nexis) 28 Jan. The uranium, amounting to a few kilograms..was found in a discharge tank of waste water.
2010 H. W. Stanford 304 The discharge pipe will be hot for up to 30 feet downstream of the trap.