----- Original Message -----
From: Paul Oxley <paul@adventures.co.za>
To: <lro@works.team.net>
Sent: Thursday, June 07, 2001 10:58 PM
Subject: Re: LRO: galvanized cappings
> If you can't remove and re-hot dip them, get hold of some Tri-valient
> (SP?) Chromium. This cleans the surface of the old galv and strips a
> tiny amount (couple microns) off the old stuff, renewing it nicely.
Well I remember this from a miserable 3 semester series of inorganic
chemistry but where does one find such an item?
> BTW, NOT Hexa-valient Chromium, which is NASTY stuff.
Right you are - highly carcinogenic if not tetragenic.
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