From: Bruce Maccabee <firstname.lastname@example.org> Date: Mon, 25 Oct 1999 23:34:11 -0400 Fwd Date: Tue, 26 Oct 1999 19:14:12 -0400 Subject: Re: RPIT More New Findings >Date: Sat, 23 Oct 1999 19:40:48 -0700 >To: UFO UpDates - Toronto <email@example.com> >From: Neil Morris <firstname.lastname@example.org> >Subject: Re: RPIT More New Findings >>Upon seeing this image it took me only a few microseconds to >>realize the Neil is right on this one.... whatever it was, it >>was thick. Looks like a saw cut through thick aluminum. Does not >>look like material bent or pulled (stretched) to breaking. >>Looks like a saw cut! But strangely irregular. >Bruce and list, I have seen this type of fracture in metal >before. I live in the North West of Britain in the area that >gave rise to the "Industial Revolution", the builders of the >18/19th century "Dark Satanic Mill's" were great users of "cast >iron" and it's grainy, crystaline structure, when subjected to >high impact(a demolition hammer<g>) gives just this brittle type >of fractured edge. I'm not for one second saying this is cast >iron<g>, I'm just suggesting whatever it is might have similar >properties of structure, ie tough, crystaline almost ceramic >like, but when pushed beyond it's limits brittle, like smashed >pottery. Some of these type of fractures can also be observed on >the broken ends of some of the "sticks". Yes, I agree. I was not thinking of brittle material when I made my comments. I was thinking of ductile metal. Clearly brittle material... not just metal... could break like that, depending upon the internal structure of the material.
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