Data Entry Certification. A data entry certificate program is designed to give data entry workers technical training prior to employment. Students learn how to use basic computer programs and efficiently enter and organize various types of data. Most programs require one or two semesters of study and include courses on: 1  Word processing.
OSPHO is a rust-inhibiting coating not a paint. OSPHO causes iron oxide (rust) to chemically change to iron phosphate an inert, hard substance that turns the metal black.Use on new metals, for new ferrous or aluminum metals. Is effective for exterior and interior work alike.lick to zoom. OSPHO is a rust-inhibiting coating not a paint. OSPHO causes iron oxide (rust) to chemically change to iron phosphate an inert, hard substance that ...
Ospho contains phosphoric acid but it also has a number of metal salts in it. They seem to be a vital constitutent. I've coated steel stuff with phosphoric acid to remove the rust and as an experiment I didn't rinse it off.Within a couple of days the item was covered with a heavy layer of red rust.spho contains phosphoric acid but it also has a number of metal salts in it. They seem to be a vital constitutent. I've coated steel stuff with phosphoric acid to remove the rust and as an experiment I didn't rinse it off. Within a couple of days the item was covered with a heavy layer of red rust.