Newsgroups: sci.space.shuttle
Path: utzoo!henry
From: henry@utzoo.uucp (Henry Spencer)
Subject: Re: Space Shuttle Cargo
Message-ID: <1989Oct21.224549.22173@utzoo.uucp>
Organization: U of Toronto Zoology
References: <9396@pyr.gatech.EDU> <371@skipper.dfrf.nasa.gov>
Date: Sat, 21 Oct 89 22:45:49 GMT

In article <371@skipper.dfrf.nasa.gov> kellogg@skipper.UUCP (Gary Kellogg - No relation to Tony the Tiger) writes:
>"Beyond uranium there are other elements that do not naturally occur on Earth.
>They are synthesized by human beings and in most cases promptly fall to pieces.
>One of them, Element 94, is called plutonium and is one of the most toxic
>substances known.  Unfortunately, it falls to pieces rather slowly."
>
>					     COSMOS
>					     by Carl Sagan 

Do remember that Chairman Carl is an expert only in certain aspects of
planetary science and astronomy, despite his tendency to shoot his mouth
off on many topics.  There are better references than "Cosmos" on a topic
like this.  E.g., any decent encyclopedia, volume "P".
-- 
A bit of tolerance is worth a  |     Henry Spencer at U of Toronto Zoology
megabyte of flaming.           | uunet!attcan!utzoo!henry henry@zoo.toronto.edu