stored in tanks in a concentrated form and diluted to a usable concentration in an injection manifold these process liquids include without limitation aqueous solutions of hydrochloric acid and buffers comprising the same ammonium hydroxide and buffers comprising the same hydrogen peroxide sulfuric acid and buffers comprising the same mixtures of sulfuric acid and ozone hydrofluoric acid and buffers comprising the same chromic acid and buffers comprising the same phosphoric acid and buffers comprising the same acetic acid and buffers comprising the same nitric acid and buffers comprising the same ammonium fluoride buffered hydrofluoric acid solutions of sulfuric acid with ozone sulfuric acid and ozone and or hydrogen peroxide inorganic acids such as sulfuric acid nitric acid chromic acid and phosphoric acid and hydrogen peroxide various drying fluids including alcohols such as methanol ethanol 1 propanol isopropanol n butanol secbutanol tertbutanol or tert amyl alcohol acetone acetonitrile hexafluoroacetone nitromethane acetic acid propionic acid ethylene glycol mono methyl ether difluoroethane ethyl acetate isopropyl acetate 1 1 2 trichloro 1 2 2 trifluoroethane 1 2 dichloroethane trichloroethane perfluoro 2 butyltetrahydrofuran perfluoro 1 4 dimethylcyclohexane or combinations thereof may also be employed in a wet bench no distinction is made herein between process liquids and drying.