Hartford Courant

Oxalic Acid Best Treatment For Getting Rid Of Concrete Stains

Q: My concrete sidewalk and driveway have large brown rust stains that I haven’t been able to remove. I tried bleach and a chemical remover to no avail. Can you help? A: Rust stains on concrete seem ...
Orlando Sentinel

MARK BUCKET FOR MIXING COMPOUNDS

Lots of home and shop compounds require mixing. For big projects, you can save time by mixing them in a bucket. If your bucket does not have measurements noted on the sides, add them yourself. Use a ...
The New York Times

BOARD STANDS BY COAL SAVING PLAN; Oxalic Acid Solution Has Already Worked Wonders, a Committeeman Avers. 10 TO 70 PER CENT. SAVED Chairman Barrett Says No Request Has ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...
The New York Times

THE OXALIC ACID HOAX.; School Supply Committee Wasting Money in Mixing It with Coal.

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...