BEE-L Archives

Informed Discussion of Beekeeping Issues and Bee Biology

BEE-L@COMMUNITY.LSOFT.COM

Options: Use Monospaced Font
Show Text Part by Default
Show All Mail Headers

Message: [<< First] [< Prev] [Next >] [Last >>]
Topic: [<< First] [< Prev] [Next >] [Last >>]
Author: [<< First] [< Prev] [Next >] [Last >>]

Print Reply
Subject:
From:
Jerry Bromenshenk <[log in to unmask]>
Reply To:
Informed Discussion of Beekeeping Issues and Bee Biology <[log in to unmask]>
Date:
Mon, 31 Oct 2016 20:48:54 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (37 lines)
Correct, and zinc sheds into the pollen.  Early extractors were also zinc, and they have been phased out in favor of stainless steel.  When studying heavy metal pollution, we used plastic grids to collect pollen.


J.J. Bromenshenk
Bee Alert
Missoula, Mt



-----Original Message-----
From: Peter Edwards <[log in to unmask]>
To: BEE-L <[log in to unmask]>
Sent: Mon, Oct 31, 2016 5:43 pm
Subject: Re: [BEE-L] 5 mesh screen for pollen traps

>About 20 years ago galvanized wire screening stopped being manufactured in
the United States, principally because the lead used in the galvanizing
process was an environmental hazard.

Galvanisation uses zinc, not lead?

Best wishes

Peter 
52°14'44.44"N, 1°50'35"W

             ***********************************************
The BEE-L mailing list is powered by L-Soft's renowned
LISTSERV(R) list management software.  For more information, go to:
http://www.lsoft.com/LISTSERV-powered.html


             ***********************************************
The BEE-L mailing list is powered by L-Soft's renowned
LISTSERV(R) list management software.  For more information, go to:
http://www.lsoft.com/LISTSERV-powered.html

ATOM RSS1 RSS2