In my last post concerning thorium in welding rods, I described the element thorium as having 92 protons. Uranium has 92 protons and thorium, 90 protons....
On Fri, 29 Mar 2002 "phil55852002" <philip.hauck@...> said to the ... Actually, that has been done. How do you think it was shown that firefighters were...
even if the levels are above EPA's standard, that is designed for a lifetime exposure, ie probably over 70 years of constant 24 hour per day exposure. That...
David Sarvadi
sarvadi@...
Apr 1, 2002 2:04 pm
4121
I need some assistance in the realm of fall protection. We have a situation where people are going to be on top of a military vehicle and there are no tie off...
Wells, Rachel E
rachel.e.wells@...
Apr 1, 2002 6:18 pm
4122
The same is true of the OSHA standards, especially the OSHA asbestos standard. C. Herb Hickman, CIH, CSP Any opinions are mine alone. ... lifetime exposure, ie...
Herb Hickman
CHerbHickman@...
Apr 1, 2002 6:27 pm
4123
There is a significant literature here, which those of us who have at least master's degrees and internet access should persue. Much of this literature...
Frank Mirer
fmirer@...
Apr 1, 2002 6:29 pm
4124
Are you looking for Occupational Environmental Health and Safety training? No time or Money to travel? Then Check out AIHA's Webcourses! Enrollment has just...
Stacey Talbot
stalbot@...
Apr 1, 2002 8:02 pm
4125
I respectfully suggest that those who think that exposures below a PEL or TLV are "safe" take the time to read the Introduction to Chemical Substances in the...
I'm going to be quoted in the paper regarding an IH survey that I participated in. The newspaper columnist asked me, "How can I describe a microgram to the...
Jim Withers
withers@...
Apr 1, 2002 11:56 pm
4127
How about "a microgram contains about 125,000 anthrax spores." [check my math, 2.5 micron diameter spheres of density 1] Franklin E. Mirer, PhD, CIH Health...
Frank Mirer
fmirer@...
Apr 2, 2002 12:15 am
4128
For a ppm, I used to use a jigger of whiskey in a tank car of water. Frank's example may be accurate (I haven't checked the math) but it will not give anyone...
David Sarvadi
sarvadi@...
Apr 2, 2002 2:12 am
4129
To raise a straw man about whether exposures below the TLV are "safe" is beside the point. The point is that a guideline based on chronic exposure is not ...
Herb H
CHerbHickman@...
Apr 2, 2002 3:11 am
4130
That's tough because the public or people in general don't have experience with such small masses. If you calculate the size of an ice cube that weighs one ...
Herb H
CHerbHickman@...
Apr 2, 2002 3:12 am
4131
Facts 1. Sewage worker has been diagnosed with High Iron blood levels. 2. Worker reportedly does not have Haemochromatosis. (Heredity disorder leading to...
Paul: I can provide only negative advice. The ferric chloride we use in waste water treatment are fairly acidic. If your employee has not had eye, nose, and...
Chris Marlowe
Chrismarlowe@...
Apr 2, 2002 10:36 am
4133
Herb: Phil Hauck (the author of the original post) told me off-line that his concern was that the standards might not have been protective enough. I think...
Chris Marlowe
Chrismarlowe@...
Apr 2, 2002 11:02 am
4134
Jim: This is off the top of my head, so you will need to look it up. However, I recollect from work with analytical scales, that a fingerprint weighs about a...
Chris Marlowe
Chrismarlowe@...
Apr 2, 2002 11:07 am
4135
... I've heard a similar analogy - "a drop in a bathtub" - which was then taken by the audience as "a drop in a bathtub will kill you." the point is - you must...
To support Herb's comment, it would seem to me that the use of TLV's to assess exposure in New York would not be consistent with the TLV Committee's statement,...
David Sarvadi
sarvadi@...
Apr 2, 2002 2:29 pm
4137
I didn't take that from PH's comment at all. I think he was right on about people who seem to have nothing better to do than worry about problems that are not...
David Sarvadi
sarvadi@...
Apr 2, 2002 2:41 pm
4138
Iron is unusual because, unlike other nutrients, the body normally only absorbs from the intestine what it needs. (Most nutrients are fully absorbed, then...
Greetings all, In reviewing the documentation available pertaining to ESLI's and change out schedules, I could not find any references to particulate/HEPA...
Jeffrey Wawrzeniak
JWawrzeniak@...
Apr 2, 2002 3:28 pm
4140
I am very familiar with the NIOSH Lifting equation (1980 and 1991), but does anyone have any other criteria (or better yet actual programs in place) for ...
Arrotti, Gerard
Gerard.Arrotti@...
Apr 2, 2002 3:37 pm
4141
Hi Chris; I didn't think Phil was saying that ("In a war, forget . . . ) at all. He was asking some very good questions and making some good points. I ...
Herb Hickman
CHerbHickman@...
Apr 2, 2002 3:40 pm
4142
High blood iron levels in the absence of HC probably are benign and transient (as others have indicated). But the question (and metabolism and evaluation) are...
Brustein, Daniel
Daniel.Brustein@...
Apr 2, 2002 3:57 pm
4143
It's my understanding that taste and smell are not acceptable methods of determing the need for a filter change because that results in an actual exposure...
Actually, it's my understanding that taste and smell are not acceptable under OSHA's new rules because they cannot reliably detect overexposure, not because it...
David Sarvadi
sarvadi@...
Apr 2, 2002 4:52 pm
4145
My general question was prompted by remarks made by an "expert" on a Morning TV program castigating CT Whitman, the EPA, and OSHA for not agreeing on the...
Rachel, A similiarly tough situtation is fall protection for aircraft maintenance. It is being worked intensively now, and has many success stories. The ...
SEIBERT, John
jseibert@...
Apr 2, 2002 5:26 pm
4147
I think this thread has really pointed to one of my most agrevating challenges in IH practice. The interaction between the IH and Physician. Clearly the two...
